Multiply and simplify.
? 
A. 1
B. 
C. -1
D. 0
Answer: A
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Find the function value.Find cos 
, given that cos ? = - 
and 90° < ? < 180°.
A. 
B. - 
C. 
D. - 
Solve.Madison, Lionel, and Maria enter a 48.7-mile bicycle team relay race. They complete the course in 2.44 hours. What was their average speed on the course? (Round to the nearest tenth.)
A. 5.0 mi/hr B. 0.5 mi/hr C. 200.0 mi/hr D. 20.0 mi/hr
Use synthetic division to find the quotient and the remainder.-2x3 - 4x2 + 27x - 15 is divided by x + 5
A. -2x2 x - 
- 3; remainder0
B. 2x2 - 5x - 3; remainder 0
C. - 
x2 - 
x + 
; remainder 0
D. -2x2 + 6x - 3; remainder 0
Use the graph of the function to find the following: a. the domain and range of the function; b. the intercepts, if any; c. the intervals on which the function is increasing, decreasing, or is constant; d. whether the function is even, odd, or neither.
What will be an ideal response?