Question

factorization of -x^2+7x+30​

Answer 1

Answer:

$- x {}^{2} + 7x + 30 = 0 \\ \\ x {}^{2} - 7x - 30 = 0 \\ \\ x {}^{2} - 10x + 3x - 30 = 0 \\ \\ x(x - 10) + 3(x - 10) = 0 \\ \\ (x - 10)(x + 3) = 0 \\ \\ x = 10 \\ x = - 3$

Step-by-step explanation:

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Answer 2

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