Solve the problem.The expression for finding the area of a square is s2, where s is the length of one side. Evaluate the expression when the length of one side is 9 cm.
A. 729 cm2
B. 81 cm2
C. 9 cm2
D. 18 cm2
Answer: B
Mathematics
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Calculate.(-7)(4)(-1)(-4)
A. -112 B. 112 C. -122 D. -12
Mathematics
Give the equation of the oblique asymptote, if any, of the function.f(x) = 
A. y = x - 7 B. y = x - 1 C. x = y - 1 D. no oblique asymptotes
Mathematics
Solve the equation and check your proposed solution.-5a = 25
A. 1 B. 30 C. -5 D. -30
Mathematics
Plot a scatter diagram.Draw a scatter diagram of the given data. Find the equation of the line containing the points 
and 
Graph the line on the scatter diagram.
A. y = 2x + 12.3
B. y = -2x + 12.3
C. y = -2.2x + 12.8
D. y = -1.53x + 10.14
Mathematics