Write an expression for the perimeter in simplest form. x 
A. 11x
B. 11
C. 10x
D. 10
Answer: A
Mathematics
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Evaluate. The differential is exact.
A. ln 16 B. 0 C. ln 48 D. ln 11
Mathematics
If r is a positive number and the point (x, y) is in the indicated quadrant, decide whether the given ratio is positive or negative.III, 
A. Positive B. Negative
Mathematics
Factor.r2 + 12r + 36
A. (r + 12)(r - 12) B. (r + 6)(r - 6) C. (r - 6)2 D. (r + 6)2
Mathematics
Solve the quadratic inequality by graphing an appropriate quadratic function.x2 + 7x ? -12
A. (-?, -4] ? [-3, ?) B. [-3, ?) C. [-4, -3] D. (-?, -4]
Mathematics