The top part equals 1 because anything to the power of zero equals one. then for the second one bring every variable with a negative exponent to the top and leave the 2 at the bottom
Answer:
See attached image
Step-by-step explanation:
See attached image
Because if u divide 3 by 4 you get .75 which is out of 100 %
-4b-8 + -1b^2 +2b^3
-4(-2)-8+-1(-2)^2+2(-2)^3
8-8+2^2-4^3
4-64
60