Question

Which equation is related to (squ)x+10)-1?

x + 10 = x2 + x + 1
x + 10 = x2 + 2x + 1
x + 10 = x2 + 1
x + 10 = x2 – 1

Answer 1

B) x+10=x^2 +2x+1

Explanation:

Answer 2

(x + 10)² - 1

= (x² + 20x + 100) - 1

= x² + 20x + 99

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