Answer:
15(3+2x)
Step-by-step explanation:
Factor out the 15.
X^3 +x^2 -x-1
= x^2 (x+1) -(x+1)
= (x^2-1)(x+1)
[As a^2 -b^2 = (a-b)(a+b)]
= (x+1)(x-1)(x+1)
Now, {(x+1)(x+1)(x-1)} / (x-1)
= (x+1)(x+1)
So, when x^3 +x^2 -x -1 is divided by (x-1) , the quotient is (x+1)(x+1).
Answer:
x= 7/4
(in decimal form) x= 1.75
Answer:
It’s a 1/2 chance it’s heads.
Step-by-step explanation:
Because there’s two sides