Replace the polar equation with an equivalent Cartesian equation.r = 8 cot ? csc ?
A. y2 = 8x
B. y = 8x2
C. y = 
D. y = 8x
Answer: A
Mathematics
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Find the magnitude.Let u = 
. Find the magnitude (length) of the vector: 5u.
A. 5
B. -5
C. 5
D. 
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Determine whether the lines are parallel, perpendicular, or neither. 3x - 8y = -10 and 32x + 12y = 1
A. Neither B. Perpendicular C. Parallel
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Solve.A total of $787,500 is budgeted for constructing a roadway. On this project, the pavement is expected to cost twice as much as the base material, and the sidewalk should cost one-half as much as the base material. How much should each item cost?
What will be an ideal response?
Mathematics
Write the decimal as a fraction or mixed number in lowest terms.4.6
A. 
B. 
C. 4
D. 1
Mathematics