Find the slope of the line that goes through the given points.(7, 8), (6, -4)
A. - 10
B. 
C. - 
D. 12
Answer: D
Mathematics
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Sketch the graph of the function and find the domain and range.f(x) = (x - 2)2 - 1
A. domain: all real numbers
range: y ? -1
B. domain: all real numbers
range: y ? 2
C. domain: all real numbers
range: y ? -2
D. domain: all real numbers
range: y ? -1
Mathematics
Factor by grouping.15x2 - 12x + 10x - 8
A. (5x - 4)(3x - 2) B. (5x + 4)(3x + 2) C. (5x + 4)(3x - 2) D. (5x - 4)(3x + 2)
Mathematics
Divide.
A. - 
B. 28
C. -28
D. -38
Mathematics
Solve the problem.A painter needs to cover a triangular region 63 meters by 69 meters by 73 meters. A can of paint covers 70 square meters. How many cans will be needed?
A. 29 cans B. 327 cans C. 3 cans D. 15 cans
Mathematics