Answer:
yes u got it :))
Step-by-step explanation:
I know the answer for two.All you do is 9 times 3 times 2
20t² - 13tv - 15v²
20t² - 25tv + 12tv - 15v²
(5t + 3v)(4t - 5v)
Answer:
t ≤ 
Step-by-step explanation:
t−3−3t≥3t+6−3t
t−3≥6
-
−3+3≥6+3
t≥9
(
t) ≥
(9)
t ≤ 
A) [-7,-4] U [4,7]; B) [-4,-1]; C) [1,4]