Use synthetic division to decide whether the given number k is a zero of the given polynomial function.k = -3; f(x) = x4 + 5x2 - 126
A. Yes
B. No
Answer: A
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Solve the problem.The resistance R produced by wiring resistors of R1 and R2 ohms in parallel can be calculated from the formula 
If R1 and R2 are measured to be 9 ohms and 5 ohms respectively and if these measurements are accurate to within 0.05 ohms, estimate the maximum possible error in computing R.
A. 0.027 B. 0.016 C. 0.022 D. 0.032
Multiply. Write the product in lowest terms.
A. 
B. 
C. - 
D. - 
Find the center (h, k) and radius r of the circle. Graph the circle.2x2 + 2y2 - 8x + 16y + 22 = 0
A. (h, k) = (2, -4); r = 9
B. (h, k) = (-2, 4); r = 3
C. (h, k) = (2, -4); r = 3
D. (h, k) = (-2, 4); r = 9
Find all solutions in the interval 
. Use a calculator on the last step and write all answers to the nearest tenth of a degree.
?
4sin ?- 8 = 5sin ?- 4
?
A. 250.5°, 289.5°
B. 19.5°, 340.5°
C. 70.5°, 340.5°
D. 199.5°, 340.5°
E. 