2) 7x1/8
3)5x1/3
4)9x1/10
5)3x1/4
6)11x1/12
7)4x1/6
8)8x1/20
9)13x1/100
10)2/5, 3/5, 4/5, 5/5
11)2/8, 3/8, 4/8, 5/8
7 x *cross multiply
-- = --
11 121
11x 847 *divide
--- = -----
11 11
x = 77
I believe the answer is 13in
I hope this helps
Answer:
Hey there!
GCF is 5x^2
Factoring it out: 5x^2 5x^2 ( x^4 ^2 - 4^2)
( x^4 ^2 - 4^2) is a difference of squares, so we can write that as 5x^2 ( x^4 -4)(x^4+4).
Simplifying: 5x^2 ( x^2 -2)(x^2 +2)(x^2+2x+2)(x^2-2x+2)
Let me know if this helps :)