(f.g)(x) = f (g(x))= f ( x^4+3)
= (x^4+3)^2 + 2 ( x^4+3) - 6
= x^8 + 9 + 6x^4 + 2x^4 + 6-6
= x^8 + 8x^4+9
Answer:
(3x -1) (3x+1)
Step-by-step explanation:
9x^2 - 1
Rewriting
(3x)^2 -1^2
This is the difference of squares a^2 -b^2 = (a+b) (a-b)
(3x -1) (3x+1)
Answer:
9700
lkjhgyfdfdfffffffff nnnnn
Answer: x= -1.02 or -95/93 or -1 2/93
Step-by-step explanation:
Answer:
12.5 m in 1 second.
Step-by-step explanation:
400/32=12.5