Question

16²-(20-x)² =????

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Answer 1

Answer:

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Answer 2

Answer:X^2+40X-144

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Step-by-step explanation;

SIMPLIFY:

1]EVALUTE THE EXPONENT

16^2-1(20-X)^2)

256-1(20-X)^2

2]Rearrange terms

256−1[-x+20)^2

3]expand the square

256−1(−