Completely factor the polynomial or state that the polynomial is prime.10y2 + 45y - 25
A. prime
B. 5(2y + 1)(y - 5)
C. 5(2y - 1)(y + 5)
D. (10y - 5)(y + 5)
Answer: C
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Use Euler's method to calculate the first three approximations to the given initial value problem for the specified increment size. Round your results to four decimal places.y' = 3xex3, y(1) = 3, dx = 0.1
A. y1 = 3.4339, y2 = 4.6829, y3 = 6.7095 B. y1 = 3.8155, y2 = 5.0645, y3 = 7.0911 C. y1 = 4.1970, y2 = 5.4460, y3 = 7.4726 D. y1 = 3.0524, y2 = 4.3014, y3 = 6.3280
Find the derivative.y = 13x-2 - 5x3 - 7x
A. -26x-3 - 15x2 B. -26x-1 - 15x2 C. -26x-1 - 15x2 - 7 D. -26x-3 - 15x2 - 7
Evaluate the function for the given value of x.f(x) = - x2 + 3x - 2 , x = 3
A. f(3) = 19 B. f(3) = -2 C. f(3) = -5 D. f(3) = 16
Write the sum or difference as a product containing only sines and/or cosines.sin 
+ sin 
A. 2 sin(7?)
B. 2 cos(7?) sin ?
C. 2 sin 
sin ?
D. 2 sin 
cos ?