Use the fundamental identities to simplify the expression.tan2? csc2?
A. tan2?
B. cos3?
C. sec2?
D. sin ?
Answer: C
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Tell whether the graph opens upward or downward and whether the graph is wider, narrower, or the same as f(x) = x2.f(x) = x2 + 12
A. Downward, same B. Upward, same C. Upward, wider D. Upward, narrower
Determine whether the sentence uses the inclusive or or the exclusive or.Study now or study later.
A. Inclusive or B. Exclusive or
Solve the problem.A ball is thrown vertically upward from the top of a building 144 feet tall with an initial velocity of 128 feet per second. The distance s (in feet) of the ball from the ground after t seconds is 
After how many seconds will the ball pass the top of the building on its way down?
A. 144 sec B. 7 sec C. 8 sec D. 10 sec
Perform the indicated operation. Write the result in standard form.(7 - 5i) + (4 - 2i)
A. 11 - 3i B. 11 - 7i C. -11 - 7i D. 11 + 7i