Question

X²-7x-18 solve by quadratic formula

Answer 1

Answer:

Step-by-step explanation:

Answer 2

Answer:

$\huge\bigstar\huge\tt\underline\red{ᴀɴsᴡᴇʀ }\bigstar$

${x}^{2} - 7x - 18$

${x}^{2} - 9x + 2x - 18$

$x(x - 9) + 2(x - 9)$

$(x + 2)(x - 9)$

$x = - 2 \: and \: x = 9$

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Step-by-step explanation:

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