Use the Factor Theorem to determine whether x - c is a factor of f. If it is, write f in factored form, that is, write f in the form 
f(x) = x4 + 10x3 + 7x2 + 61x - 90; c = -10
A. Yes; f(x) = (x + 10)(x3 + 7x - 9)
B. Yes; f(x) = (x + 10)(x3 + x - 9)
C. No
D. Yes; f(x) = (x - 10)(x3 + 7x + 9)
Answer: A
Mathematics
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The function f(x) changes value when x changes from x0 to x0 + dx. Find the approximation error 
. Round your answer, if appropriate.f(x) = 
, x0 = 9, dx = 0.07
A. 0.01169 B. -0.01169 C. 0.00003 D. -0.00003
Mathematics
Determine whether the Fourier series of the given function will include only sine terms, only cosine terms, or both sine terms and cosine terms.f(x) = 1 - 6x -7 ? x < 7
A. both sine and cosine terms B. only cosine terms C. only sine terms
Mathematics
Plot the point.(3, 5)
A. 
B. 
C. 
D. 
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Write the equation of the axis of symmetry.f(x) = 3x2 + 12x + 8
A. x = 4 B. x = -2 C. x = 2 D. x = -4
Mathematics