Factor completely. If the polynomial cannot be factored, say it is prime.16y2 + 72y - 40
A. 8(2y + 1)(y - 5)
B. (16y - 8)(y + 5)
C. 8(2y - 1)(y + 5)
D. prime
Answer: C
Mathematics
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Decide if the given equation is a solution of the given differential equation.xy' - 3y = x2, y = 8x3 - x2
A. No B. Yes
Mathematics
Solve the problem.
=
A. 2
B. 
C. 26.04
D. 25
E. none of these
Mathematics
An airplane takes off from an airport at a bearing along , of N 13°E, and a second plane leaves the same airport at bearing N 30° W along . A third plane leaves the airport at S 87° W along .What is the measure of the angle between the first and second planes? Between the first and third planes? (Remember: The bearing of a line segment is the acute angle that the line segment makes with a north-south line.)
What will be an ideal response?
Mathematics
Rationalize the denominator and simplify.
A. 
B. 
C. 
D. 
Mathematics