give answer please too hard to solve

Give Answer Please Too Hard To Solve

Answers

Answer 1

Answer:

see explanation

Step-by-step explanation:

to evaluate f(a) substitute x = a into f(x)

f(a) = 5a + 4

---------------------

2f(a) = 2(5a + 4) = 10a + 8

-----------------------

to evaluate f(2a) substitute x = 2a into f(x)

5(a + 2) + 4 = 5a + 10 + 4 = 5a + 14

--------------------------

f(a) + f(2) ← substitute x = 2 into f(x)

= 5a + 4 + 5(2) + 4 = 5a + 4 + 10 + 4  = 5a + 18


Related Questions

Yasmin went to the store and bought 3 1/2 pounds of ground beef for $11.20. How much did the ground beef cost per pound?

Answers

Answer:

Step-by-step explanation:

m,m

Evaluate the expression for x= -4.
4x2 - 6x + 7
When x= -4,4x2 - 6x +7=

Answers

15 is what i got hope it works

YURR HELP FA MAH SISTA OUT WITH FA HER HOMEWORK if you don't know what I am saying I am saying hey help my sister with her homework

Answers

Answer:

yurrrrr

Step-by-step explanation:

ion know what to put...

Answer:

yurrrrrrrrrrrrrrrr bet

Step-by-step explanation:

During this pandemictl the sales of alcohol increased in Linda's stop shop from 120 boxes to 150 boxes. What is the precent of increase?

Answers

Answer:

30/120 *100

Step-by-step explanation:

which is 25 percent

Element X is a radioactive isotope such that every 66 years, its mass decreases by half. Given that the initial mass of a sample of Element X is 240 grams, how much of the element would remain after 29 years, to the nearest whole number?

Answers

Answer:

177 grams

Step-by-step explanation:

Answer:

53grams... Approximated

Step-by-step explanation:

In 66 years = 240/2 = 120 grams

In 1 year = 120/66 gram

In 29 years = 120/66 × 29 = 52.73grams

HELP PLEASE I need the answer now, I will give 100 points to whoever answers first!!!

Answers

Answer:

1) c. 1,208 ft

2) a. 20 squares

Step-by-step explanation:

what is the answer ?

Answers

Answer: cot

Step-by-step explanation: cos

(

x

)

1

sin

(

x

)

cos

(

x

)

1

sin

(

x

)

Combine

cos

(

x

)

cos

(

x

)

and

1

sin

(

x

)

1

sin

(

x

)

.

cos

(

x

)

sin

(

x

)

cos

(

x

)

sin

(

x

)

Convert from

cos

(

x

)

sin

(

x

)

cos

(

x

)

sin

(

x

)

to

cot

(

x

)

cot

(

x

)

.

cot

(

x

)

(GIVING BRAINLIYEST)
8. what is the volume of these 5 objects

Answers

a= 224in^3

b= 240in^3

2. 144ft^3

3. 135in^3

4. l=4

   w= 3

   h=3

   A= 36in³

Find dy/dx using logarithmic differentiation.

y = (3 + x)^4/x , x>0

Answers

I think that’s ur answer sorry if it’s wrong

Tess and Alice are both on the swim team. Last practice, they each swam laps for the same amount of time, but Tess finished more laps. This weekend, they're swimming the same number of laps at a swim meet. Who will likely finish first?

Answers

Answer:

the answer is tess

Step-by-step explanation:i did it

The person that will likely finish first is: Tess.

What is Comparison factor?

Factor comparison is a systematic and scientific way of job appraisal that assesses jobs based on a number of characteristics rather than the job as a whole. The goal of factor comparison is to assign monetary worth to the various components of each employment role.

First, Tess and Alice swam laps for the same amount of time, but Tess finished more laps.

Second, they are swimming the same number of laps at a swim meet.

As, Tess finished more laps then Alice so he is always ahead of Alice.

In second time again Tess will finish more laps comparison to Alice.

Learn more about Comparison here:

https://brainly.com/question/28735976

#SPJ3

When testing gas pumps for​ accuracy, fuel-quality enforcement specialists tested pumps and found that of them were not pumping accurately​ (within 3.3 oz when 5 gal is​ pumped), and pumps were accurate. Use a 0.01 significance level to test the claim of an industry representative that less than​ 20% of the pumps are inaccurate. Use the​ P-value method and use the normal distribution as an approximation to the binomial distribution. Identify the null hypothesis and alternative hypothesis. A. ​: p0.2 ​: p0.2 B. ​: p0.2 ​: p0.2 C. ​: p0.2 ​: p0.2 D. ​: p0.2 ​: p0.2 E. ​: p0.2 ​: p0.2 F. ​: p0.2 ​: p0.2 The test statistic is z nothing. ​(Round to four decimal places as​ needed.) The​ P-value is nothing. ​(Round to four decimal places as​ needed.) Because the​ P-value is ▼ greater than less than the significance​ level, ▼ fail to reject reject the null hypothesis. There is ▼ insufficient sufficient evidence support the claim that less than​ 20% of the pumps are inaccurate.

Answers

Complete question :

When testing gas pumps for​ accuracy, fuel-quality enforcement specialists tested pumps and found that 1294 of them were not pumping accurately​ (within 3.3 oz when 5 gal is​ pumped), and 5705 pumps were accurate. Use a 0.01 significance level to test the claim of an industry representative that less than​ 20% of the pumps are inaccurate. Use the​ P-value method and use the normal distribution as an approximation to the binomial distribution.

Answer:

H0​: p=0.2

H1​: p<0.2 ;

- 3.16 ;

0.0008 ;

p value is < α ; We reject the Null.

Therefore we conclude that there is sufficient evidence to support the claim that less than 20% of the pumps are inaccurate

Step-by-step explanation:

The null hypothesis ; H0 : p = 20%

Alternative ; H1 : p < 20%

Sample size, n = 1294 + 5705 = 6999

p = inaccurate / total

p = 1294 / 6999 = 0.1849

The test statistic (Z) :

(P - P0) ÷ sqrt((P0(1 - P0)) /n)

P0 = 0.2

(0.1849 - 0.2) ÷ sqrt((0.2 * 0.8)/6999))

−0.0151 ÷ 0.0047812

= - 3.1582029

= - 3.16

Pvalue : using the Pvalue from Zstatistic calculator at α = 0.01

P value = 0.000789

P value = 0.0008 (4 decimal places).

Since p value is < α ; We reject the Null.

Therefore we conclude that there is sufficient evidence to support the claim that less than 20% of the pumps are inaccurate

10. John Francis saved P4 on Monday, P16 on Tuesday, P64 on Wednesday and so on. If the
pattern continues, how much will he save on Friday?​

Answers

Answer:

On Friday it saved 1,024

Step-by-step explanation:

The computation of the amount saved on friday is given below:

GIven that

On Monday it saved P4

On Tuesday it saved P16 (P4 × 4)

On Wednesday it saved P64 (P16 × 4)

On Thursday it saved 256 (P64 × 4)

On Friday it saved 1,024 (P256 × 4)

If one face of a cube has an area of 6 in2, what is the total surface area of the cube?

Answers

Answer:

216..................

Pl help it’s for a grade

Answers

Answer:

A,d,e not sur tho

Step-by-step explanation:

Answer:

[tex]r^{2}+6r+9=(r+3)^{2} \\m^{2}-10m+25=(m-5)^{2}[/tex]

Step-by-step explanation:

Only !

PLSSSSSSS HELP ME WITH THESE FOUR QUESTIONS (•‿•)








Answers

Q1- Right 3 Down 9
Q2- Left 9 Down 9
Q3- Up 6
Q4- Up 18

Answer:

1. C

2. A

3. C

4. A

Step-by-step explanation:

HELP PLEASEEEEEEEEEEEEEE

Answers

Answer:

I think it's B 121.5

Step-by-step explanation:

I don't feel like explaining how I got that

Find the surface area of the square pyramid shown below.
3
4
units

Pls help ASAP if you can

Answers

Answer:

Step-by-step explanation:

area of a triangular face = 0.5×4×3 = 6 square units

lateral area = area of 4 triangular faces = 4×6 = 24 square units

base area = 4² = 16 square units

total surface area = lateral area + base area = 24+16 = 40 square units

Answer:

40

Step-by-step explanation:

40

Which of the following is most likely the next step in the series ?

Answers

Answer:

The answer is F) g21T

Hope it helps!

Thanks!

(5+3)+2=5+(3+2) what is the property?

Answers

Answer:

associative property

Step-by-step explanation:

at a basketball game the home team scores 60% of the points. The home team scores 45 points. How many points are scored in all?

Answers

Answer:

75 points

Step-by-step explanation:

45÷60%×100%=75 points in total

In the figure, O is the centre of a circle passing through points
A, B, C and D and ADC = 120
Find the value of x.​

Answers

Answer:

30 degrees

Step-by-step explanation:

The computation of the value of x is given below:

Given that

ADC = 120 degrees

So ABC = 60 degrees

As the sum of the opposite angles are 180 degrees

And ACB = 90 degrees

Now in Triangle ADC

Angle ACB + Angle ABC + x = 180 degrees

90 + 60 + x = 180

x = 30 degrees

PLEASE HELP IM ON A TIME LIMIT!!!

Answers

Answer:

i answered the other question like this check your other question for the answerrs

Step-by-step explanation:

If 84 of the 224 participants in club activities are nonresidents what is the ratio of residents to nonresidents who participate in club activities

Answers

Answer:

5:3

Step-by-step explanation:

140:84 =

35:21 =

5:3

Hope that helps! (If you're up for it, can you give me a brainliest? Thanks)

The ratio is 5:3

What is ratio?

A ratio indicates how many times one number contains another. For example, if there are eight oranges and six lemons in a bowl of fruit, then the ratio of oranges to lemons is eight to six.

Given:

Total participants= 224

nonresidents =84

So, residents= 224-84 = 140

Now, ratio of residents to nonresidents

=140/84

=70/42

=10/6

=5/3

Learn more about ratio here:

https://brainly.com/question/26974513

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The difference between double a number and 4 is 16

Answers

Answer:

2x - 4 = 16

Step-by-step explanation:

'the difference' shows that its subtraction so u have to put a - in the equation

'double' means 2 and since you dont know the value of 'a number' you replace it with a variable like x. combine them and you get 2x

so far it should look like 2x -

4 is equal to 4 so just put a 4 in front of the subtraction sign

it'll look like 2x - 4 now

'is 16' basically means is equal to 16 so now ur equation should look like:

2x - 4 = 16

if you wanted to solve that u could add 4 to both sides then divide both sides by 2 and get x = 10

Answer:

x = 10

Step-by-step explanation:

2x - 4 = 16

2x = 20

x = 10

Hope that helps!

Fire Warden Armband
$7.50 each
$6.50 each
First Aid Armband
$7.00 each
$6.00 each
Which of the following items showed the greatest percentage discount in price for
buying in bulk?
Jackets
Trousers
Rucksacks
Belts
Fire Warden Caps
Submit
© Copyright IBM Corp. 2012, 2021

Answers

It is Fire warden caps.

For each statement, write what would be assumed and what would be proven in a proof by contrapositive of the statement. Then write what would be assumed and what would be proven in a proof by contradiction of the statement.

a. If x and y are a pair of consecutive integers, then x and y have opposite parity.
b. For all integers n, if n² is odd, then n is also odd.

Answers

Answer:

a.)

Statement - If x and y are a pair of consecutive integers, then x and y have opposite parity.

Contra-positive statement - If x and y have same parity, then x and y can not be a pair of consecutive integers.

Assumed - x and y have same parity

To prove -  x and y can not be a pair of consecutive integers.

Contradiction statement - If x and y are a pair of consecutive integers and they have same parity then then it is not possible.

Assumed - x and y are a pair of consecutive integers and they have same parity

To prove - It is not possible

Proof - Let x and y are even numbers

⇒x = 2a , y = 2b

then , y - x = 2b - 2a = 2(b - a) is alteast 0 if x ≠y

Contradiction.

b.)

Statement - For all integers n, if n² is odd, then n is also odd.

Contrapositive statement - If n is even , then n² is even

assumed - n is even

To prove - n² is even

Contradiction - If n² is odd and n is even then it is not possible

Assumed - n² is odd and n is even

To prove - Our assumption is not true

Proof - As n is even

⇒n = 2a

⇒n² = (2a)² = 4a²

⇒n² is even

Contradiction.

Mrs. Wilson bought 2 boxes of candy for the party. After filling the pinata and the candy dish, she had ⅚ of a box left. If she split the remaining candy into 10 goodie bags, how much of a box of candy did she put in each bag?

Answers

Answer:

Mrs Wilson put 1/12 of the box of candy in each goodie bag

Step-by-step explanation:

5/6 is kinda hard to divide into 10 pieces left like it is, so we turn 5/6 into 10/12 (they're both the same)

Then from here, it's easy

10/12 and 10 goodie bags

So 1/12 goes into each one

Examples, solutions, and videos to help Grade 4 students learn how to interpret and find whole number quotients and remainders to solve one-step division word problems with larger divisors of 6, 7, 8, and 9.

What is the relationship between 28 and 24? Select the TWO answers
that apply.

Answers

Do you still need help with this?

What is the equation for the line in slope intercept form

Answers

Answer:

y = 12x + 6

Step-by-step explanation:

y-intercept (c)= 6

m= 12

therefore, y=mx+c

y=12x + 6

sin∅=24/25, find the cos

Answers

Answer:

θ=2πn1  + arcsin(24/25), n1  ∈ Z or θ=2πn2 +π−arcsin(24/25) , n2  ∈ Z

Step-by-step explanation:

Hope this helps

Step-by-step explanation:

sin A = 24 / 25

as we know that :

sin ² A + cos ²A = 1

cos ²A = 1 - sin²A

cos ²A = 1 - ( 24/25) ²

cos² A = 1 - 576 / 625

cos ²A =. 625 - 576 / 625

cos ² A. =. 49 / 625

cos A =. √ 49/ 625

cos A = 7 / 25

plz mark my answer as brainlist plzzz .

I hope you will find it useful .

plz it took a really great effort .

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