Find an equivalent equation in polar coordinates.xy = 1

A. 2r sin ? cos ? = 1
B. 2r2sin ? cos ? = 1
C. r2sin 2? = 2
D. r sin 2? = 2


Answer: C

Mathematics

You might also like to view...

Find the key numbers of the expression. ? ?

A. -6, 7 B. 6, 7, 1 C. -6, -7 D. 6, 7 E. 6, -7

Mathematics

Find the angle between u and v in radians.u = 2i - 2j - 9k, v = 9i + 4j - 7k

A. 0.88 B. 0.70 C. 1.25 D. 1.57

Mathematics

An objective function and a system of linear inequalities representing constraints are given. Graph the system of inequalities representing the constraints. Find the value of the objective function at each corner of the graphed region. Use these values to determine the maximum value of the objective function and the values of x and y for which the maximum occurs.Objective Functionz = 14x - 23yConstraints0 ? x ? 5 0 ? y ? 8 4x + 5y ? 30 4x + 3y ? 20

A. maximum: -138; at (0, 6) B. maximum: 70; at (5, 0) C. maximum: -97.5; at (1.25, 5) D. maximum: 0; at (0, 0)

Mathematics

Determine whether a function exists with set A as the input and set B as the output.

A. Yes B. No

Mathematics