Convert to rectangular coordinates. Use exact values.
?

?

A.
B. ?
C.
D.
E.

Answer: A

Mathematics

You might also like to view...

Solve the problem.In how many ways can 7 people be seated in a row that has 2 vacant seats?

A. 362,880 B. 181,440 C. 36 D. 5040

View
Mathematics

Find the asymptotes of the hyperbola.7x2 - y2  - 42x + 4y - 53 = 0

A. y - 3 = (x - 2), y - 3 = -(x - 2)
B. y - 2 = (x - 3), y - 2 = -(x - 3)
C. y - 2 = 7(x - 3), y - 2 = -7(x - 3)
D. y - 2 = (x - 3), y - 2 = - (x - 3)

View
Mathematics

Find the indicated root, or state that the expression is not a real number.

A.
B. 3
C. 9
D. -3

View
Mathematics

Write the standard form of the equation of the circle with radius r and center (h, k).r = 4; (h, k) = (5, -9)

A. (x + 5)2 + (y - 9)2 = 16 B. (x - 5)2 + (y + 9)2 = 4 C. (x - 5)2 + (y + 9)2 = 16 D. (x + 5)2 + (y - 9)2 = 4

View
Mathematics