Answer:
B
Step-by-step explanation:
Given
(4x² - 3x - 4) - (3x² + 4x - 8) ← distribute by - 1
= 4x² - 3x - 4 - 3x² - 4x + 8 ← collect like terms
= x² - 7x + 4 → B
The first question's answer is the second choice. The second question's answer is the first choice. The third question's answer is the second choice.
Answer:
The height of the pyramid is 
Step-by-step explanation:
we know that
The volume of a square pyramid is equal to

we have


substitute and solve for h



Answer:
Well just gonna explain kn the bottom but the answer is 10
Step-by-step explanation:
what you would have to do first is to jusy do 5x4 which is 20 then since you wanna find the volume yoi qould juat do 200 divide by 20 which is 10
I believe your answer would be B, Bisect AB, but not be perpendicular to it.