Solve the problem.You have 316 feet of fencing to enclose a rectangular region. Find the dimensions of the rectangle that maximize the enclosed area.
A. 81 ft by 77 ft
B. 158 ft by 39.5 ft
C. 158 ft by 158 ft
D. 79 ft by 79 ft
Answer: D
Mathematics
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Find the slope of the line through the given pair of points, if possible. Based on the slope, indicate whether the line through the points rises from left to right, falls from left to right, is horizontal, or is vertical.(-2, -6) and (-2, -1)
A. 5; rises B. -5; falls C. Undefined; vertical D. 0; horizontal
Mathematics
Find the inverse of the matrix.
?
?
A. 
B. ?
C. 
D. 
E. 
Mathematics
Solve the equation for y.y2 - 4x + 3 = 0
A. y = ± 
B. y = ± 
C. y = ± 
D. y = ± 
Mathematics
Express as the logarithm of a single expression. Assume that variables represent positive numbers.logcm + logcn
A. logcmn
B. logc(m + n)
C. logc
D. logcm ? logcn
Mathematics