Provide an appropriate response.Find the polar coordinates of a vector in standard notation that has polar coordinates of (1.2, 60°). Round to tenths.
A. (1.1, 0.4)
B. (1.0, 0.6)
C. (-1.1, -0.4)
D. (0.6, 1.0)
Answer: D
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Solve the problem.Find the area of the rectangle by multiplying the length and the width of the large rectangle using the FOIL method.
A. 4x2 + 16x +12 B. 4x2 + 19x + 12 C. 4x2 +19x D. 4x2 + 3x + 12
Find the slope of the line passing through the two given points.(-5, -5) and (3, 7)
A. - 
B. 
C. 
D. 
Find all the zeros of the polynomial function.P(x) = 2x4 + 13x3 + 49x2 + 77x + 39
A. -1, + 
, -3 + 2i, -3 - 2i
B. 1, + 
, -3 + 2i, -3 - 2i
C. 1, - 
, -2 + 3i, -2 - 3i
D. -1, - 
, -2 + 3i, -2 - 3i
The letters r and ? represent polar coordinates. Write the equation using rectangular coordinates (x, y).r = 2(sin ? - cos ?)
A. 2x2 + 2y2 = y - x B. x2 + y2 = 2y - 2x C. x2 + y2 = 2x - 2y D. 2x2 + 2y2 = x - y