Answer:
(x+5)(x+4)
Step-by-step explanation:
factors of 20: 1,20,2,10,4,5
Since 4 and 5 are the only factors of 20 that have a sum of 9 the answer is (x+5)(x+4)
Answer:
r = t(r-3)
Step-by-step explanation:
t = r/r-3
r/r-3 = t
r = t x (r-3)
Answer: 432cm^3
Step-by-step explanation:
<span>3x(x^2+4)
= 3x^3 + 12x
hope it helps</span>
