Write a polynomial function of minimum degree with real coefficients whose zeros include those listed. Write the polynomial in standard form.7, -11, and 2 + 8i
A. f(x) = x4 - 9x3 - 56x2 + 290x - 5236
B. f(x) = x4 - 9x3 + 56x2 - 290x + 5236
C. f(x) = x4 - 145x2 + 580x - 5236
D. f(x) = x4 - 25x2 + 580x - 5236
Answer: D
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Part of $6,000 is invested at 9%, another part at 11%, and the remainder at 12% yearly interest. The total yearly income from the three investments is $650. The sum of the amounts invested at 9% and 11% equals the amount invested at 12%. How much is invested at each rate?
A. $2,000 at 9%, $1,000 at 11%, and $3,000 at 12% B. $1,500 at 9%, $0 at 11%, and $3,500 at 12% C. $3,000 at 9%, $0 at 11%, and $3,000 at 12% D. $1,500 at 9%, $1,000 at 11%, and $3,500 at 12% E. $2,500 at 9%, $2,000 at 11%, and $2,000 at 12%
Find the area of the triangle having the given measurements. Round to the nearest square unit.C = 105°, a = 1 yards, b = 5 yards
A. 1 square yards B. 10 square yards C. 2 square yards D. 5 square yards
Solve the problem.Your bank account has $85 in it when you write checks for $21, $20, and $35. You then deposit $41 and $22. How much is in the account? Are you overdrawn?
A. $98, no B. $107, no C. -$98, yes D. $72, no
Graph the polar equation.r = 2(1 -sin ?)
A. 
B. 
C. 
D. 