Simplify.The opposite of 15 is 
.
A. 0
B. - 
C. 15
D. -15
Answer: D
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Use a graphing calculator to graph the given function. Be sure to set the graphic window parameters to the given values.y = 0.7
xwindow dimensions [xmin, xmax, ymin, ymax] = [-5, 5, -1, 9]x-scale (xscl) = 1; y-scale (yscl) = 1
A. 
B. 
C. 
D. 
Solve the problem.June has a strip of paper 42.4 inches long. She wants to cut it into strips that are 5.3 inches long. How many 5.3-inch strips will she get from the paper?
A. 8 pieces B. 9 pieces C. 80 pieces D. 7 pieces
Factor.a6 - 64b6
A. (a + 2b)(a - 2b)(a4 + 4a2b2 + 16b4) B. (a + 2b)(a - 2b)(a2 + 2ab + 4b2)(a2 - 2ab + 4b2) C. (a2 - 4b2)(a4 + 4a2b2 + 16b4) D. (a3 + 8b3)(a3 - 8b3)
If PT is tangent to circle O at T and PL is a secant intersecting the circle at A and L so that PA < PL, then
(a) ?LTP = 90. (b) PT = PA. (c) ?LPT = 0.5( ). (d) AT ?TPA. (e) None of these is correct.