Multiply the expressions.(7x + 8)2
A. 7x2 + 112x + 64
B. 7x2 + 64
C. 49x2 + 64
D. 49x2 + 112x + 64
Answer: D
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Find the exact value of the expression if ? = 60°. Do not use a calculator.g(?) = cos ?Find [g(?)]2.
A. 
B. 
C. 
D. 
Use a formula to solve the problem.A pie-shaped (triangular) lake-front lot has a perimeter of 2000 feet. One side is 300 feet longer than the shortest side, while the third side is 500 feet longer than the shortest side. Find the lengths of all three sides.
A. 500 ft, 500 ft, 500 ft B. 400 ft, 700 ft, 900 ft C. 500 ft, 800 ft, 1000 ft D. 100 ft, 200 ft, 300 ft
Solve the inequality and express the solution set in interval notation. Graph the solution set on the real number line.
x > 
(2x + 1)
A. x < 
; 
B. x < - 
; 
C. x > - 
; 
D. x > 
; 
Write the equation of the graph in its final position.The graph of y = 2x is translated 3 units to the right, reflected in the y-axis, and then translated 9 units downward.
A. y = 2-x - 3 - 9 B. y = 2x + 3 + 9 C. y = 2-x + 3 - 9 D. y = 2ex - 3 + 9