Solve the polynomial equation.x3 + 3x2 + 9x + 27 = 0
A. x = -3, 27i, 9i
B. x = -3, -3i, 3i
C. x = -
, -
, 3i
D. x = -3, -
, -
Answer: B
Mathematics
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Find the first four nonzero terms in the Maclaurin series for the function.f(x) = sin x cos x
A. x + 
x3 - 
x5 + 
x7 + . . .
B. 1 + x - 
x2 - 
x3 + . . .
C. x - 
x3 + 
x5 - 
x7 + . . .
D. x - 
x3 + 
x5 - 
x7+ . . .
Mathematics
Provide an appropriate response.Use the FOIL method to find the product: (x + 6)(x + 5)
A. x2 + 30x + 30 B. x2 + x + 30 C. x2 + 11x + 30 D. x2 + 11x + 11
Mathematics
Evaluate the improper integral or state that it is divergent.
A. 0
B. 
C. - 
D. Divergent
Mathematics
Simplify the expression by using the order of operations.8 ? 
? 
÷ 4 + 6 - 3 + 1
A. 47 B. 44 C. 43 D. 48
Mathematics