Use Descartes' Rule of Signs and the Rational Zeros Theorem to find all the real zeros of the polynomial function. Use the zeros to factor f over the real numbers. f(x) = x3 + 3x2 - 4x - 12
A. -3, -2, 2; f(x) = (x + 3)(x + 2)(x - 2)
B. -2; f(x) = (x + 2)(x2 + x - 6)
C. -3; f(x) = (x + 3)(x2 - x - 4)
D. -2, 2, 3; f(x) = (x + 2)(x - 2)(x - 3)
Answer: A
You might also like to view...
Factor the special products.49 - w2
A. (7 - w)(7 + w) B. (7 - w)2 C. prime D. (7 + w)2
In eastern Europe many state or government-owned enterprises have been transformed into private companies in a process known as
A. deregulation B. privatization C. expatriation D. repatriation
Solve.Rosey borrows $8600 and agrees to pay it back in 9 years. If the simple interest rate is 8%, find the total amount she pays back.
A. $6192 B. $14,792 C. $61,920 D. $70,520
Solve the logarithmic equation. Be sure to reject any value that is not in the domain of the original logarithmic expressions. Give the exact answer.log9(5x - 1) = log9(2x + 8)
A. {7}
B. ?
C. 
D. 