Express in exponential form.(-7)(-7)(-7)(-7)
A. (-7)4
B. 74
C. 4-7
D. -74
Answer: A
Mathematics
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Solve the equation for the indicated variable.ax + b = 0 for x
A. - 
B. -ab
C. 
D. -b - a
Mathematics
Solve the problem.A rectangular garden has dimensions of 23 feet by 19 feet. A gravel path of equal width is to be built around the garden. How wide can the path be if there is enough gravel for 400 square feet?
A. 5 ft B. 4 ft C. 6.5 ft D. 6 ft
Mathematics
Evaluate the polynomial at the given value(s) of the variable(s).8xy2
x = -8, y = 3
A. -576 B. 1536 C. 72 D. -72
Mathematics
Write the number in scientific notation.A business projects next year's profits to be $151,000,000.
A. 1.51 × 107 B. 1.51 × 10-9 C. 1.51 × 108 D. 1.51 × 109
Mathematics