Find the polar coordinates of the point(s) of intersection of the given curves for 
r = 1 + sin ?, r = 1 - sin ?
A. (0, 0), (0, ?)
B. 
, 
C. 
, 
D. (1, 0), (1, ?)
Answer: D
Mathematics
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Solve the problem.Find equations of all tangents to the curve f(x) = 
that have slope -1.
A. y = -x - 23, y = -x - 27 B. y = -x + 27 C. y = -x + 27, y = -x - 23 D. y = -x - 23
Mathematics
Solve the system of equations.3x+ y- 4z =-14-x+ 3y+ 2z=105x - 5y- 8z=-34
A. (0, -2, 3) B. (-3, 1, 2) C. No solution; inconsistent system of equations D. Infinite number of solutions; dependent equations
Mathematics
Solve for x.33x - 1 = 243
A. x = 2 B. x = 1 C. x = 3 D. x = 4
Mathematics
Assume that the expressions given are denominators of fractions. Find the least common denominator. x2 + 4x - 12, 5x + 30
A. 5(x - 2)(x - 6) B. 5(x + 2)(x + 6) C. 5(x + 2)(x - 6) D. 5(x - 2)(x + 6)
Mathematics