Answer:
Its the domain of real numbers Written diferently ( R ) or in interval notation ( ( ( −∞, +∞ )
Step-by-step explanation:
Answer:
x^2 -2x+1
Step-by-step explanation:
(x - 1 )(x - 1)
FOIL
first: x*x = x^2
Outer: -1x
inner: -1x
Last: -1*-1 = 1
Add these together
x^2 -1x-1x+1
x^2 -2x+1
I think the answer to (Y) may be 40 cubic units