Find the product of the polynomials.(x + 12)(x3 + 3x - 6)
A. x4 + 12x3 + 3x2 + 30x - 72
B. x4 + 12x3 + 3x2 + 42x + 72
C. x4 + 3x2 - 6x + 12
D. x3 + 15x2 + 30x - 72
Answer: A
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Solve the problem.Karen and Ivan traveled at 115 kilometers/hour for 4.7 hours. Their total trip will be 630 miles long. How many miles do they still need to travel? (Round your answer to the nearest whole mile, if necessary.)
A. 559 mi B. 90 mi C. 295 mi D. 474 mi
Give the numerical coefficient of the term.-4y8
A. y8 B. -4 C. 8 D. 4
A path that is 5 ft wide is built around a rectangular garden. The garden is 29 ft long and 14 ft wide. What is the area of the path?
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a. 530 ft ft²
b. 646 ft²
c. 106 ft²
d. 401 ft²
e. 86 ft²
Information is given about a polynomial f(x) whose coefficients are real numbers. Find the remaining zeros of f.Degree 4; zeros: i, 3 + i
A. -3 + i, 3 - i B. -i, 3 - i C. -i, -3 + i D. 3 - i