Find the exact value under the given conditions.sin ? = 
, 
< ? < ?; cos ? = 
, 0 < ? < 
Find sin (? - ?).
A. - 
B. 
C. 
D. 
Answer: B
Mathematics
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Solve.The height of a golf ball in feet after t seconds is given by 128t - 16t2. Factor this expression.
A. 16t2(8 - t) B. 16t(8 - t) C. 16(8t - t2) D. 4t(32 - 4t)
Mathematics
Divide.
A. 7x2 + 9x - 
B. 28x + 36 - 
C. 7x - 2
D. 7x + 9 - 
Mathematics
Suppose that segment PQ has the given coordinates for one endpoint P and for its midpoint M. Find the coordinates of the other endpoint Q.P(5, 8) and M
A. Q(4, 1)
B. Q
C. Q
D. Q
Mathematics
Find the requested area.Find the area, if it exists, of the region bounded by the curve y = 9x-2, the x-axis, and on the left by x = 1.
A. 9
B. 81
C. 18
D. 
Mathematics