A recursion formula and the initial term(s) of a sequence are given. Write out the first five terms of the sequence.a1 = 3, an+1 = (-1)nan
A. 3, -3, 3, -3, 3
B. 3, -3, -3, 3, 3
C. 3, 3, -3, -3, 3
D. -3, 3, -3, 3, -3
Answer: B
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Factor by grouping.10x4 + 15x2 + 8x2 + 12
A. (5x2 - 4)(2x2 - 3) B. (5x4 + 4)(2x + 3) C. (10x2 - 4)(x2 - 3) D. (5x2 + 4)(2x2 + 3)
Determine whether the two binomials are or are not opposites.6x + 7 and -6x + 7
A. Opposites B. Not opposites
Solve the problem.Suppose that Janine desires 46 grams of protein and 38 grams of dietary fiber daily. One serving of kidney beans has 8 grams of protein and 6 grams of dietary fiber. One serving of refried pinto beans has 6 grams of protein and 6 grams of dietary fiber. If a serving of kidney beans costs $0.45 and a serving of refried pinto beans costs $0.35, then how many servings of each should Janine eat to minimize cost and still meet her requirements? Fractional servings are allowed.
A. 4 servings of refried pinto beans and 
servings of kidney beans
B. 
servings of kidney beans and 0 servings of refried pinto beans
C. 
servings of refried pinto beans and 0 servings of kidney beans
D. 
servings of refried pinto beans and 4 servings of kidney beans
Write the perimeter of the figure as a polynomial. Then simplify the polynomial.
A. (2x2 + 12x + 41) units B. (x2 + 10x + 41) units C. (2x2 + 12x + 40) units D. (2x2 + 10x + 41) units