Find the dot product.
?
?
A. -316
B. -318
C. -315
D. -319
E. -317
Answer: D
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Solve the problem.A motorcycle daredevil is planning a stunt to perform at a county fair. A ramp must be built to give him a 20% grade, or slope. If the vertical height at the end of the ramp must be 15 ft to assure that the stunt is a success, what must be the length of the horizontal run?
A. 15 ft B. 75 ft C. 2.7 ft D. 270 ft
Simplify the expression by combining any like terms.2x - 9x
A. 11x B. -7x C. -18x D. -7 + x
Four equilateral triangles cut from the same fabric are needed to complete the quilt square design shown.
To form the four small triangles the designer uses one equilateral triangle whose sides are
twice the length of the sides of the needed triangles. Then he makes three cuts from midpoint to midpoint as shown. Explain how these cuts will form four congruent triangles whose sides are half the length of the side of the original piece of cloth.
Graph the function by starting with the graph of the basic function and then using the techniques of shifting, compressing, stretching, and/or reflecting.f(x) = 
+ 1
A. 
B. 
C. 
D. 