Answer:
The second choice is the correct one.
Step-by-step explanation:
20x^4 - 45x^2
GCF is 5x^2, so the factors are:
5x^2( 4x^2 - 9)
Now 4x^2 - 9 is the differencr of 2 squares:
4x^2 - 9 = (2x + 3)(2x - 3)>
Answer:
x=1
Step-by-step explanation:
1-2x=-3x+2
-1=-x
1=x
Answer:
I don't understand your question
Step-by-step explanation:
Answer:
A
Step-by-step explanation: