Question

Brandi is (4x^2 – 3x + 2) inches tall wearing her platform shoes. Her shoes are (x² - 4x + 7) inches. Write an expression for how tall is shewithout her shoes on?

Answer 1

Given :

Brandi is (4x^2 – 3x + 2) inches tall along with platform shoes.

The shoes length is (x² - 4x + 7) inches.

Explanation :

To find the expression for the Brandi where she is tall without her shoes on.

`(4x^2-3x+2)-(x^2-4x+7)=4x^2-3x+2-x^2+4x-7`
`3x^2+x-5`

Answer :

Hence the expression for the Brandi where she is tall without her shoes on is

`3x^2+x-5`