Add.2a4 + 2a3
A. 11a8 + 6a6
B. 17a7
C. 17a14
D. 11a4 + 6a3
Answer: D
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Find the inverse of the matrix (if it exists).A = 
A. A-1 = 
B. A-1 = 
C. A-1 = 
D. A-1 = 
Write the following expression in words.(-9)10
A. Negative nine to the negative tenth power B. The opposite of nine to the tenth power C. Negative nine to the tenth power D. The opposite of negative nine to the negative tenth power
Solve the problem.A ball is thrown vertically upward with an initial velocity of 160 feet per second. The distance in feet of the ball from the ground after t seconds is 
For what interval of time is the ball more than 384 above the ground?
A. {x ? 3.5 sec < x < 6.5 sec} B. {x ? 9 sec < x < 11 sec} C. {x ? 4 sec < x < 6 sec} D. {x ? 4.5 sec < x < 5.5 sec}
Graph the inequality.y < x2 + 2x - 3
A. 
B. 
C. 
D. 