Question

find square root of (x2+4x+4) (x2 + 6x +9)
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Answer 1

Answer:

sqrt{(x^2+4x+4)(x^2+6x+9)} = sqrt{(x+2)(x+2)(x+3)(x+3)}

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

= (x+2)(x+3)

= x^2+5x+6