Its b because to simplify radical you multiply by in this instance sqrt of 5 on the denominator and numerator
Answer:
-3x is the answer
Step-by-step explanation:
No it is not correct the answer is 14!
Answer:
(x − 5) (x + 4)
Step-by-step explanation:
x² − x − 20
Factor using AC method:
1 × -20 = -20
Factors of -20 that add up to -1: -5 and 4
Divide by 1 and reduce: -5/1 and 4/1
(x − 5) (x + 4)