Perform the indicated operations. Write the resulting polynomial in standard form.(x - 11)(x2 + 7x - 4)
A. x3 + 18x2 + 73x - 44
B. x3 - 4x2 - 73x - 44
C. x3 - 4x2 - 81x + 44
D. x3 + 18x2 + 81x + 44
Answer: C
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Without graphing the function, determine its amplitude or period as requested.y = 
cos 
Find the period.
A. 
B. 
C. 
D. 
Use the power rules to simplify the expression. Use positive exponents to write the answer.(-3x-5y-4)-2
A. 
B. -3x10y8
C. 
D. - 
Use synthetic division to divide f(x) by x - c, and then write f(x) in the form f(x) = (x - c)q(x) + r.f(x) = x3 - x2 + 4; x + 2
A. (x + 2)(x2 - 3x + 6) + 2 B. (x + 2)(3x2 - 4x + 2) + 0 C. (x + 2)(x2 + x + 2) - 8 D. (x + 2)(x2 - 3x + 6) - 8
Solve the problem.If a satellite is placed in a circular orbit of 390 kilometers above the Earth, what is the equation of the path of the satellite if the origin is placed at the center of the Earth (the diameter of the Earth is approximately 12,740 kilometers)?
A. x2 + y2 = 45,697,600 B. x2 + y2 = 172,396,900 C. x2 + y2 = 40,576,900 D. x2 + y2 = 152,100