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3 years ago

11

Solve x3 + x2 - x - 1 =. 0 by factoring by grouping

2 answers:

Alexus [3.1K]3 years ago

6 0

Answer:

(x^2-1)(x+1)=0

(x+1)(x-1)(x+1)=0

x=1; x=-1

Step-by-step explanation:

muminat3 years ago

5 0

Answer:

(x^2-1)(x+1)=0

(x+1)(x-1)(x+1)=0

x=1; x=-1

Step-by-step explanation:

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7. f(x) = Square root of quantity x plus nine. ; g(x) = 8x - 13 Find f(g(x)). (1 point) f(g(x)) = 2 Square root of quantity two

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Step-by-step explanation:

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