Find all rational zeros of f. Then (if necessary) use the depressed equation to find all roots of the equation f(x) = 0.f(x) = x5 + 5x4 - 11x3 - 55x2 + 18x + 90
A. {-3, 3, 5, -
, 
}
B. {-5, -3, 3, -
, 
}
C. {-3, 0, 3, -
, 
}
D. {-5, -3, 0, 3, 
}
Answer: B
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Answer the question.List the first four multiples of 5x and of 9x
A. 25x, 30x, 35x, 40x; 45x, 54x, 63x, 72x
B. 5, 
, 
, 
; 9, 
, 3, 
C. 5x, 10x, 15x, 20x; 9x, 18x, 27x, 36x
D. 5, 25, 125, 625; 9, 81, 729, 6561
Compute AB, if possible.A = 
and B = 
A. 
B. 
C. not possible
D. 
Use grouping to factor the polynomial.10x3 - 4x2 + 5x - 2
A. (2x2 - 1)(5x - 2) B. (2x2 + 1)(5x - 2) C. (2x2 + 1)(5x + 2) D. (2x + 1)(5x - 2)
Solve the problem.A sequence of payments of $1600 is invested at the end of every compounding period, where interest is compounded semiannually at an interest rate of 4%. What is the total amount of the annuity after 6 years?
A. $61,459.34 B. $72,189.02 C. $21,459.34 D. $48,082.58