Answer:
a. at -1 & 2
Step-by-step explanation:
The given function is
.
Equate the function to zero.
.
Factor by grouping;

Factor further;

Apply the zero product property;

Solve for x;

![\Rightarrow x=2,x=\sqrt[3]{-1}](https://tex.z-dn.net/?f=%5CRightarrow%20x%3D2%2Cx%3D%5Csqrt%5B3%5D%7B-1%7D)

Answer:
36
Step-by-step explanation:
4(5(2)-1)
4(10-1)
4(9)
36
Hope this helps!
Answer:
x =1/3
Step-by-step explanation:
the zero quadratic function is x=1/3
Answer:
for the "which fraction is larger" I believe it would be 7/9