Solve the problem.Evaluate 
by expanding down the third column. Show all your work.A = 
What will be an ideal response?
Answers may vary. One possible solution follows.
= 0
+ 0
+ 6
+ 1
= 6
+ 1
= 6
+ 1
= 6
+ 1
= 6(2)(5) + 1(20 - 12)
= 60 + 8 = 68
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Use Pascal's triangle to expand the binomial.(x + 2)5
A. x5 + 10x4 + 40x3 + 80x2 + 80x + 2 B. x5 + 10x4 + 40x3 + 80x2 + 80x + 32 C. x5 + 10x4 + 80x3 + 160x2 + 80x + 32 D. x5 + 10x4 + 80x3 + 160x2 + 80x + 2
Solve the problem.A chemical solution contains 7% salt. How much salt is in 4 ml of solution?
A. 5.714 ml B. 2.8 ml C. 57.143 ml D. 0.28 ml
Solve the system of equations by the elimination method. Check your solutions. For any dependent equations, write your answer in ordered pair form.
A. {(-1, 0)} B. ? C. {(1, 0)} D. {(0, 1)}
Solve the problem.A biking club has increased its membership each year since its founding in 1984. The table provides membership data for several years.
Take 1985 as year zero, and determine the linear, quadratic, cubic, or quartic function that best fits the data.
A. f(x) = 0.0002x3 - 0.006x2 + 0.99x + 7.03 B. f(x) = 0.003x4 - 0.98x2 + 7.03x + 1.57 C. f(x) = 0.94x + 7.08 D. f(x) = -0.003x2 + 0.98x + 7.03