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MAVERICK [17]
3 years ago
8

Help please I’ll mark brainliest

Mathematics
2 answers:
Finger [1]3 years ago
8 0
No because you can’t divide the numerator by the same number as the denominator and get the same thing
if you divide the denominator by 2 you get the second denominator

for the numerator...you can’t divide that by 2 so it isn’t proportional
yanalaym [24]3 years ago
5 0

Answer:

Cross multiply:

7x4=8x2

Simplify:7*4=2*8

Multiply 7*4:

28=8*2

Multiply:8*2

28=16

Solving 28=16

4:4

Step-by-step explanation:

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Simplify the product using FOIL. (3x + 4)(2x – 6)
Arturiano [62]

Answer:

6x^2 - 10x - 24

Step-by-step explanation:

  1. Do 3x times 2x which is 6x^2
  2. Do 3x times - 6 which is -18x
  3. Do 4 times 2x which is 8x
  4. Do 4 times - 6 which is - 24
  5. You get 6x^2 - 18x + 8x - 24
  6. Simplyify to get the answer
5 0
4 years ago
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What is the derivative of the function below?
11111nata11111 [884]

g(x)=4x-\dfrac{1}{4x}=4x-(4x)^{-1}\\\\\\\\g'(x)=\left[4x-(4x)^{-1}\right]'=(4x)'-\left[(4x)^{-1}\right]'=4-[-1(4x)^{-2}]\cdot4\\\\=4+\dfrac{1}{(4x)^2}\cdot4=4+\dfrac{4}{4^2x^2}=\boxed{4+\dfrac{1}{4x^2}}\\\\Used:\\\\(f(x)-g(x))'=f'(x)-g'(x)\\\\.[f(g(x))]'=f'(g(x))\cdot g'(x)\\\\(x^n)'=nx^{n-1}

8 0
3 years ago
Tyler deposited $100 into a savings account for 6 years. The account earns 5% simple annual interest. 1. How much money will Tyl
Sladkaya [172]
100$×0.05= 5 $ is her annual interest
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for question number 2 . 100$+30$=130$
5 0
3 years ago
Find the value of 1/3 divided by 1/2
Arisa [49]

When dividing two fractions, it is important to know to multiply the first fraction by the reciprocal of the second fraction.

Reciprocal means basically a flipped fraction. 2/3 as a reciprocal is 3/2, etc.

1/3 / 1/2= 1/3 x 2/1=2/3

8 0
3 years ago
John's salary is $1250 a month plus a 5% commission on all his sales. What must the amount of his sales be to earn at least $150
rewona [7]

Answer:

5,000

Step-by-step explanation:

5,000 x .05 = 250

250 + 1,250 = 1,500

3 0
3 years ago
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