Find the exact value of the expression.cos3
A. 
B. 
C. 
D. 
Answer: A
Mathematics
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Use a grapher to find the vertex, rounding to the nearest hundredth when necessary.f(x) = x2 + x + 5
A. (0.5, -4.75) B. (0.5, 4.75) C. (-0.5, 5) D. (-0.5, 4.75)
Mathematics
Use the graph to solve the equation.
= -1
A. -1, 1 B. 0, 1 C. -1, 0, 1 D. -1, 0
Mathematics
Provide an appropriate response.In oblique triangle ABC, find the area, given the indicated parts. Round to tenths. Side a = 3, side b = 4, and angle C = 40°.
Fill in the blank(s) with the appropriate word(s).
Mathematics
Choose the graph that matches the equation. y = 2
A. 
B. 
C. 
D. 
Mathematics