The left hand side of the equation is a difference of two squares and may be factored out as follows,
(x - 4)(x + 4) > 0
They may be individually taken as,
x - 4 > 0 ; x > 4
x + 4 > 0 ; x < -4
Thus, the answer to this item is letter A.
Sounds simple to me but may be misleading, I can't see a trick.
I think all you do is multiply each by 30.
So answer is 45ft X 37.5ft
Hope it's correct. I'd appreciate if you could let me know. Thks..
Answer:
A rectangle with a width of 5 inches and a length of 7 inches.
A rectangle with a width of 4 inches and a length of 6 inches
Step-by-step explanation: