Solve the problem.The product of 7 and the square of a number is 63. What is the number?
A. 3
B. -3
or 3
C. -3 or 3
D. 3
Answer: C
Mathematics
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Evaluate.(0.73)2
A. 1.46 B. 0.5329 C. 53.29 D. 0.365
Mathematics
Solve the problem.Bill swims at a speed of 6.7 mph in still water. The river he's in flows at a speed of 2.1 mph. How long will it take Bill to swim 2.7 mi upstream? Round your answer to the nearest tenth of an hour, if necessary.
A. 12.4 hr B. 0.6 hr C. 1.7 hr D. 0.3 hr
Mathematics
Write an equation in slope-intercept form for the line shown.
A. y = 2x
B. y = -2x
C. y = 
D. y = 
Mathematics
Use the indicated property to provide a new expression equal to the given expression. 9x + 1; commutative law for addition
A. 1 + 9x B. 1 + x(9) C. x(9) + 1 D. 1x + 9
Mathematics