melanie2024 melanie2024

24-03-2021
Mathematics

contestada

The square above has an area of
16 + 8x + x² square meters.

What expression represents the length of one side of the square?

The square above has an area of 16 8x x square metersWhat expression represents the length of one side of the square class=

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jiahaoli5555 jiahaoli5555

24-03-2021

One side is -4.
It can also be x + 4.

Turn 16 + 8x + x^2 into standard form —> x^2 + 8x + 16
Note: standard form is ax^2 + bx + c

Use the “foil” method to factor.
(x + 4)(x + 4)
x=-4

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