Graph the linear equation.- 3x + 12y = -6
A.
B.
C.
D.
Answer: C
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Solve the problem.Suppose that y is inversely proportional to x and that y = 24.5 when x = 7. Find the constant of proportionality k. Then, find y when x = 49.
A. k = 171.5; y = 3.5 B. k = 156.8; y = 3.2 C. k = 186.2; y = 3.8 D. k = 3.5; y = 171.5
Solve.In the equation y = cos x, where would you insert a nonzero constant if you wanted to change amplitude of the graph or
period?
What will be an ideal response?
Find the area of the region specified in polar coordinates.the smaller loop of the curve r = 4 + 8 sin ?
A. 8(2? - 3)
B. 4(2? + 3)
C. 8(2? + 3)
D. 4(2? - 3)
Solve the problem. Round to two decimal places if needed.Find the length of the arc intercepted by a central angle of ? = 1.8 radians in a circle of radius r = 18.7 centimeters.
A. 32.66 centimeters B. 35.66 centimeters C. 34.66 centimeters D. 33.66 centimeters