In the problem, P = (x, y) is the point on the unit circle that corresponds to the real number t. Find the exact value of the indicated trigonometric function of t.
?Find cos t.
A. - 
B. - 
C. - 
D. 
Answer: C
Mathematics
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Convert as indicated.213,000,000 mg = t
A. 21,300 B. 213 C. 21.3 D. 0.213
Mathematics
Solve the problem.A coin is tossed upward from a balcony 242 ft high (ho) with an initial velocity (vo) of 
, according to the formula h(t) = -16t2 + vot + ho, where t is time in seconds. During what interval of time will the coin be at a height of at least 50 ft?
A. 3 sec ? t ? 4 sec B. 0 sec ? t ? 1 sec C. 0 sec ? t ? 4 sec D. 4 sec ? t ? 8 sec
Mathematics
Graph the function by starting with the graph of the basic function and then using the techniques of shifting, compressing, stretching, and/or reflecting.f(x) = (x + 4)3 - 7
A. 
B. 
C. 
D. 
Mathematics
Simplify the expression.
A. 
B. 
C. 
D. 
E. 
Mathematics