Identify the graph of the pair of parametric equations.x = -2 cos t, y = 2 sin t
A. Circle
B. Ellipse
C. Parabola
D. Line
Answer: A
Mathematics
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Provide an appropriate response.Is it always necessary to remove any GCF first when factoring? Why or why not?
What will be an ideal response?
Mathematics
Solve the problem.Suppose that f is continuous and that 
and 
Find 
A. -7 B. -21 C. 21 D. -3
Mathematics
Find a positive angle less than 360° or 2? that is coterminal with the given angle.-17°
A. 523° B. 17° C. 343° D. 163°
Mathematics
Solve.The formula for calculating simple interest is I = prt. If the amount of interest, I, is $45.00, the principal (amount of money invested), p, is $250.00, and the rate of interest, r, is 2%, find the amount of time, t.
A. t = 9 yr B. t = 2.25 yr C. t = 0.9 yr D. t = 225 yr
Mathematics