Factor the polynomial. If the polynomial is prime, so state.x2 + 4xy - 96y2
A. (x - 12y)(x + y)
B. (x - 12y)(x + 8y)
C. (x + 12y)(x - 8y)
D. prime
Answer: C
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The following table shows the average price P, in dollars, of a gallon of regular gas t years after 2000. t 0 2 4 7 P 1.55 1.38 1.95 2.88A: Find the equation of the regression line.B: Plot the data along with the regression line.C: Explain in practical terms the meaning of the slope of the regression equation.D: What price does the regression line predict for 2011?
What will be an ideal response?
Evaluate the improper integral.
A. -7 B. 7 C. -49 D. 49
Solve the problem.A new homeowner has a triangular-shaped back yard. Two of the three sides measure 65 ft and 80 ft and form an included angle of 125°. The owner wants to approximate the area of the yard, so that he can determine the amount of fertilizer and grass seed to be purchased. Find the area of the yard rounded to the nearest square foot.
A. 2129 sq. ft B. 2130 sq. ft C. 4260 sq. ft D. 5200 sq. ft
Provide the proper response.Is the graph of a circle the graph of a function? Explain your answer.
What will be an ideal response?