Match the graph to one of the polar equations. 

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


Answer: C

Mathematics

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Provide an appropriate response.Find the equation of a line passing through the point (4, -2) with slope - . Solve for y.

A. y= - x - 
B. y = -2x + 2
C. y= - x - 6
D. y= - x + 

Mathematics

For the measured quantity, state the set of numbers that is most appropriate to describe it. Choose from the natural numbers, integers, or rational numbers.The number of cars sold in an average month at Bob's Auto Sales

A. Rational numbers B. Natural numbers C. Integers

Mathematics

Solve.The side of a square equals the length of a rectangle. The width of the rectangle is 4 meters longer than its length. The sum of the areas of the square and the rectangle is 48 square centimeters. Find the side of the square.

A. 6 cm B. 2 cm C. 4 cm D. 16 cm

Mathematics

Solve the system by the addition method.y2 + 3x2 = 17y2 - x2 = 1

A. (3, ), (3, -), (-3, ), (-3, -)
B. (3, ), (3, -)
C. (2, ), (2, -)
D. (2, ), (2, -), (-2, ), (-2, -)

Mathematics