Identify the exercise as either a permutation (order matters) or combination (order does not matter) counting problem. Do not actually solve the exercise.A record club offers a choice of 7 records from a list of 45. In how many ways can a member make a selection?
A. Combination
B. Permutation
Answer: A
Mathematics
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Graph the function using a solid line and its inverse using a dashed line on the same set of axes.f(x) = x2 - 4, x ? 0
A. 
B. 
C. 
D. 
Mathematics
Rewrite each number using scientific notation before performing the operation. Leave your answer in scientific notation form.
-5
A. 2.00 × 10-21 B. 3.13 × 10-18 C. 2.00 × 1011 D. 3.13 × 1078
Mathematics
Perform the0(x indicated operations and simplify. : (x² + x - 10)(x³ - x + 5)
What will be an ideal response?
Mathematics
Give the rectangular coordinates for the point.(2, 270°)
A. (-2, 0) B. (0, -2) C. (2, 0) D. (0, 2)
Mathematics