Rewrite the expression with a positive rational exponent. Simplify, if possible.7xy-7/8
A. 
B. - 
C. 
D. 
Answer: C
Mathematics
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Graph the solution set on a number line.{x|x ? 4}
A. 
B. 
C. 
D. 
Mathematics
Find the equation of the circle. Express the equation in standard form
A. (x + 20)2 + (y + 25)2 = 152 B. (x - 25)2 + (y + 20)2 = 152 C. (x - 20)2 + (y - 25)2 = 42 D. (x - 25)2 + (y - 20)2 = 152
Mathematics
Perform the operation indicated. Simplify.
+ 
A. 
B. 
C. 
D. 
Mathematics
Convert the polar equation to a rectangular equation.r = 
A. 4x2 + 4y2 + 4x - 4 = 0 B. 3x2 + 4y2 + 4x - 4 = 0 C. 5x2 + 4y2 - 4x - 4 = 0 D. 4x2 + 3y2 + 4y - 4 = 0
Mathematics