Factor completely, or state that the polynomial is prime.x2y - 16y + 80 - 5x2
A. prime
B. (y - 5)(x + 4)(x - 4)
C. (y + 5)(x + 4)(x - 4)
D. (y - 5)(x2 + 16)
Answer: B
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Write the equation for the plane.The plane through the point P(-6, 6, -7) and normal to n = -3i - 6j + 4k.
A. -6x + 6y + 7z = 82 B. 6x - 6y - 7z = 82 C. 3x + 6y - 4z = 82 D. -3x - 6y + 4z = -46
Add.
A. 120,390 B. 120,490 C. 121,490 D. 131,490
Solve.A grocery store gets 4 shipments of fruit each week. They received 430 boxes of fruit on Monday, 856 boxes on Tuesday, 821 boxes on Wednesday, and 877 boxes on Thursday. What was the average number of boxes per shipment?
A. 796 boxes B. 646 boxes C. 746 boxes D. 770 boxes
The following graph shows the volume of wood produced in a single-species forest. Here f (t) is measured in cubic meters/hectare and t is measured in years. By computing the slopes of the respective tangent lines, estimate the rate at which the wood grown is changing at the beginning of year 10 and at the beginning of year 40.
?
?
A. 
cubic meters/hectare per year in the year 10,
cubic meters/hectare per year in the year 40
B.
cubic meters/hectare per year in the year 10,
cubic meters/hectare per year in the year 40
C.
cubic meters/hectare per year in the year 10,
cubic meters/hectare per year in the year 40
D.
cubic meters/hectare per year in the year 10,
cubic meters/hectare per year in the year 40