Collect like terms and write in descending order.5a6 - 3a6 + 14a5 + 10a6 - 11a5
A. 15a6
B. 15a11
C. Can't be simplified
D. 12a6 + 3a5
Answer: D
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Find the x-intercepts for the parabola whose equation is given. If the x-intercepts are irrational, round your answers to the nearest tenth.y = 2x2 - 7x - 4
A. x-intercepts (4, 0) and (0.5, 0) B. x-intercepts (-1, 0) and (-2, 0) C. x-intercepts (4, 0) and (-0.5, 0) D. x-intercepts (-1, 0) and (2, 0)
Find at least three nonzero terms [including a0, at least two cosine terms (if they are not all zero) and at least two sine terms (if they are not all zero)] of the Fourier series for the given function.f(x) = 
A. f(x) = 
- 
+ 
(sin x - sin 2x + . . .)
B. f(x) = 
- 
+ 
(sin x - sin 2x + . . .)
C. f(x) = 
- 
+ 
(sin x - sin 2x + . . .)
D. f(x) = 
- 
+ 
(sin x - sin 2x + . . .)
Find the ratio of net income after taxes to average owner's equity. Round to the nearest tenth of a percent.Owner's equity at beginning of year: $1,748,000. Owner's equity at end of year: $2,122,000. Net income after taxes: $447,500.
A. 21.1% B. 25.6% C. 25.7% D. 23.1%
Perform the indicated operation and write the answer in lowest terms. 
- 
A. 
B. 
C. 
D. 