Evaluate the indicated function with the given information.Find sin 4x if sin x = 0.8 (in second quadrant).
A. - 
B. - 
C. 
D. 
Answer: C
Mathematics
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Find the slope of the line.
A. 0 B. 2 C. -2 D. Undefined
Mathematics
The rectangular coordinates of a point are given. Find polar coordinates for the point.(-1, 1.7) Round the polar coordinates to two decimal places, with ? in radians.
A. (-1.97, 0.53) B. (1.97, 0.53) C. (1.97, -0.53) D. (1.97, 2.1)
Mathematics
Simplify the ratio.66 cents to 84 cents
A. 
B. 
C. 
D. 
Mathematics
Find the sum, if it exists, of the terms of the infinite geometric sequence.a1 = 1, r = 
A. 
B. 
C. 
D. Does not exist
Mathematics