Question

05. (x2 + 5x + 6) + (x + 3) = ?
(a) x + 3
(b)x - 3
(c) * - 2
(d) x + 2​

Answer 1

(x²+5x+6)+(x+3)

={x²+2x+3x+6}+(x+3)

={x(x+2)+3(x+2)}+(x+3)

=(x+2)(x+3)+(x+3)

=(x+3){(x+2)+1}

=(x+3)(x+3)

=(x+3)²

hope it helps u

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