Find the reciprocal of the number or algebraic fraction.
A. 6x
B. no reciprocal
C. 
D. 
Answer: A
Mathematics
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The polar equation of a circle is given. Give polar coordinates for the center of the circle and identify its radius.r = 4 sin ?
A. C(2, 3?/2), radius = 2 B. C(2, 0), radius = 2 C. C(2, ?), radius = 2 D. C(2, ?/2), radius = 2
Mathematics
For the given function, find x when y is equal to the indicated value.f(x) = 
- 
, y = 5
A. 5
B. 
C. 
D. 
Mathematics
Find the general solution of the first-order differential equation by separating variables.
?
What will be an ideal response?
Mathematics
Find the fifth term and the nth term of the geometric sequence whose initial term, a, and common ratio, r, are given.a = 7; r = -3
A. a5 = 567; an = 7 ? (-3)n-1 B. a5 = -189; an = 7 ? (-3)n-1 C. a5 = 567; an = 7 ? (-3)n D. a5 = -189; an = 7 ? (-3)n
Mathematics