For the pair of functions, find the indicated sum, difference, product, or quotient.f(x) = 2 - 4x, g(x) = -9x + 4Find (f + g)(x).
A. 5x + 6
B. -9x + 2
C. -13x + 6
D. -7x
Answer: C
Mathematics
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Find the length of the curve.x = 7 sin t - 7t cos t, y = 7cos t + 7t sin t, 0 ? t ? 
A. 
?2
B. 
?2
C. 
?
D. 
?2
Mathematics
Evaluate the expression.61
A. 
B. 6
C. 1
D. -6
Mathematics
Solve. Use ? = 3.14159 as needed.Find the length w in the casting shown in the figure. (Round to the nearest tenth, if necessary.)
A. 3.8 cm B. 5.4 cm C. 3.6 cm D. 5.6 cm
Mathematics
Provide an appropriate response.Write the steps you would use to solve this equation: 8(x - 1) + 9x = -5x.
What will be an ideal response?
Mathematics