F(-3)=4(-3)^2+5(-3)-12
=36-15-12
=36-27
=-9
Answer:
Step-by-step explanation:
If you want to make

into a perfect square binomial, take half the linear term, square it, then add it to both sides. Our linear term is 12. Half of 12 is 6, and 6 squared is 36.
The value that makes this a perfect square binomial is 36.
Writing the expression as a square of the binomial is:

Answer:
Step-by-step explanation:
1/4 of 2/3 is just (1/4) / (2/3) or (1/4)(3/2)
1/4 * 3/2= 3/8
She needs to use 3/8 of a cup
Answer:
wy=root 5
maybe 30 and 60 degree
Step-by-step explanation:
The slope of the line would be m = 1/4