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Simplify completely quantity x squared minus 10 x minus 24 all over x squared minus 3 x minus 108 and find the restrictions on the variable.

quantity x plus 2 over quantity x plus 9, x ≠ - 2, x ≠ - 9

quantity x plus 2 over quantity x plus 9, x ≠ - 9, x ≠ 12

quantity x minus 2 over quantity x minus 9, x ≠ - 2, x ≠ - 9

quantity x minus 2 over quantity x minus 9, x ≠ - 9, x ≠ 12

Question

Johanna Cameron

18 May, 20:43

+2

Answers (1)

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Isai Dalton · Answer 1

Second choice

(X-12) (X+2). / (X-12) (X+9)

(X-12) cancel

(X+2) / (X+9)

X-12=0

Add 12

So X not equal to 12

X+9=0

Sub 9

So X not equal to - 9