Factor completely using the trial and error method to factor trinomials. If unfactorable, indicate that the polynomial is prime.10z2 - 9z - 9
A. prime
B. (10z - 3)(z + 3)
C. (2z - 3)(5z + 3)
D. (2z + 3)(5z - 3)
Answer: C
Mathematics
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Use the shell method to find the volume of the solid generated by revolving the region bounded by the given curves and lines about the x-axis.x = 9y2, x = 9
A. 
?
B. 
?
C. 3?
D. 
?
Mathematics
Solve the equation.4x + 2(-3x - 2) = 3 - 9x
A. 
B. 
C. 
D. 
Mathematics
Find the gradient field F of the function f.f(x, y, z) = x7y6 + 
A. F = (7x6 + 8x7)i + 6y5j - 
k
B. F = 7x6y6i + 6x7y5j - 
k
C. F = 
i + 6x7y5j - 
k
D. F = (7x6 + 8x7)i + 6y5j + 
k
Mathematics
Factor the polynomial completely using the trial and error method.12a2 + 11ab + 2b2
A. prime B. (12a + b)(a + 2b) C. (4a + b)(3a + 2b) D. (4a - b)(3a - 2b)
Mathematics