It would be very wise to review over the weekend
the following:
- Sum/difference of two cubes
- a^3 - b^3=0 a^3 + b^3=0
- How to graph a parabola
- U- Substitution
practice problem:
f(x)=x+x^4
x= -1 x= 3
Answer: f(3) - f(-1)/ 3-(-1)
84/4 = 21
PS do webassign homework