Find the polar coordinates of the point. Express the angle in degrees and then in radians, using the smallest possible positive angle.(2
, 6)
A. (4, 30°),
B. (4, 60°),
C. (4, 300°),
D. (4, 315°),
Answer: B
Mathematics
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Add.-9 + (-4)
A. 13 B. -13 C. -5 D. 5
Mathematics
Evaluate .
?
A.
B. ?
C.
D.
E.
Mathematics
Use a sum or difference identity to find the exact value.
A.
B.
C.
D.
Mathematics
Solve the system of equations.7x + 7y + z = 1 x + 8y + 8z = 89x + y + 9z = 9
A. (1, -1, 1) B. (0, 0, 1) C. (0, 1, 0) D. (-1, 1, 1)
Mathematics