Factor.36x2 + 21xy + 3y2
A. (9x + 3y)(4x + y)
B. 3(3x + y)(4x + y)
C. 3(3x - y)(4x - y)
D. (3x + y)(3x + 3y)
Answer: B
Mathematics
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Find the length of the parametric curve defined over the given interval.x = 
(t2 + 5) 3/2, y = 5t, 0 ? t ? 1
A. 
B. 
C. 
D. 17
Mathematics
Solve the initial value problem.
= cos t - sin t, s
= 10
A. s = sin t - cos t + 9 B. s = 2sin t + 8 C. s = sin t + cos t + 9 D. s = sin t + cos t + 11
Mathematics
Change the order of integration and evaluate the integral.
A. 
?
B. 
?
C. 
?
D. 
?
Mathematics
Solve the right triangle.a = 3.5 m, B = 21.8°, C = 90°Round values to one decimal place.
A. A = 68.2°, b = 1.4 m, c = 3.8 m B. A = 68.2°, b = 3.4 m, c = 3.8 m C. A = 68.2°, b = 3.4 m, c = 4.9 m D. A = 68.2°, b = 0.3 m, c = 3.5 m
Mathematics