math pls help!!!!!
posted by zumai .
these are the few i don't know/im not sure. pls help!
The distance from Newtown to Oldtown on the highway is (6x^2 + 2x – 2) miles. Using the back roads, the distance is (5x^2 – 8x – 6) miles. How many miles shorter is the second route?
A. 11x^2 + 10x  8
B. x^2  6x + 4
C. x^2 + 10x + 4
D. x^2  6x  8
7^5 • 7^6
A. 49^30
B. 7^30
C. 49^11***
D. 7^11
Find the area of the rectangle.
top: 7x+1
right side: 8x
assuming the other sides are equal...
A. 15x + 1
B. 56x^2 + 8x
C. 56x + 8
D. 15x^2 + 9x
14^4
A. 1/14^4
B. 56
C. 1/14
D. 1/14^4
PLS help ASAP!!!!!
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