Question

plz answer fast and correct I not want ​

Answer 1

Answer:

a. x² + x -1

= x³-1

= (x-1)(x²+x+1).

b. x²- x + 1

= (x+1).

c. x²- x - 1

= (x - 1).

d. ( x² - 1)

= (x + 1) ( x - 1)

Step-by-step explanation:

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Answer 2

If we divide 2x^3+x^2-5x-2 by 2x+3 it will not fully divisible . Thus on dividing above equation by 2x+3 the remainder will be 1 and quotient will be x^2-x-1