3 years ago

I need help plz.......................................

Mathematics

1 answer:

umka21 [38]3 years ago

4 0

Which one do you need help with

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What is 4/5 x 3 1/8 in simplest form

Lesechka [4]

3 1/8 means 8 x 3 + 1 = 25/8

Step-by-step explanation:

4/5 x 25/8

= 4x25/5x 8

= 100/40

= 5/2

6 0

2 years ago

St Question 1 Calculate the derivative of y = f(x) = 3 x(4x + 7) Your answer:

kondor19780726 [428]

Answer:

$\frac{dy}{dx} = 24 x + 21$

Step-by-step explanation:

Explanation:-

Given that the function

y = f(x) = 3 x ( 4 x + 7)

y = 3 x ( 4 x + 7)

y = 12 x² + 21 x ..(i)

Differentiating equation (i) with respective to 'x' , we get

$\frac{dy}{dx} = 12 (2x) +21 (1)$

$\frac{dy}{dx} = 24 x + 21$

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3 years ago

Solve the formula for t. d = rt Pls help easy branliest if right

Kay [80]

Answer:

t=d/r

Explanation:

Dived both sides by r

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3 years ago

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4375 divided by 15. 4375 divided by 15 4375 divided by 15 4375 divided by 15 4375 divided by 15 4375 divided by 15

ElenaW [278]

Answer:

1749.6

Step-by-step explanation:

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3 years ago

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1 Point

Anastasy [175]

Answer:

61%

Step-by-step explanation:

it's really simple just take the percentage of both numbers, 42% and 19% and add them together and whatever the sum is, is gonna be your answer!

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3 years ago