Question

Find the reciprocal of the expression.

The quantity 10 multiplied by b end of quantity divided by the quantity 2 multiplied by b plus 8 end of quantity.

A. Negative the quantity of the quantity 10 multiplied by b end of quantity divided by the quantity 2 multiplied by b plus 8 end of quantity end of quantity.

B. The quantity 2 multiplied by b plus 8 end of quantity divided by the quantity 10 multiplied by b end of quantity.

C. The quantity 10 multiplied by b plus 8 end of quantity divided by the quantity 2 multiplied by b end of quantity.

D. Negative the quantity of the quantity 2 multiplied by b plus 8 end of quantity divided by the quantity 10 multiplied by b end of quantity end of quantity.

Answer 1

Option B

Explanation:

we know that

To find the reciprocal of a fraction, flip the fraction.

Remember that

A number multiplied by its reciprocal is equal to 1

In this problem we have

`(10b)/(2b+8)`

Flip the fraction

`(2b+8)/(10b)` -----> reciprocal

therefore

The reciprocal is

The quantity 2 multiplied by b plus 8 end of quantity divided by the quantity 10 multiplied by b end of quantity.