Solve.
n = 80
A. n = 112
B. n = 200
C. n = 23
D. n = 80
Answer: A
Mathematics
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Solve the problem using your calculator.The paired data below consist of the test scores of 6 randomly selected students and the number of hours they studied for the test. Use a graphing calculator to model the data with a linear function that predicts a student's score as a function of the number of hours he or she studied.
A. y = 67.3 + 1.07x B. y = 33.7 - 2.14x C. y = -67.3 + 1.07x D. y = 33.7 +2.14x
Mathematics
Change to a decimal.6.16%
A. 0.00616 B. 0.0616 C. 0.616 D. 0.0516
Mathematics
Factor the polynomial completely.x3 - 512
A. (x + 8)(x2 - 8x + 64) B. (x - 8)(x2 + 8x + 64) C. (x + 512)(x2 - 1) D. (x - 8)(x2 + 64)
Mathematics
Solve.
= -6
A. x = 8 B. x = -12 C. x = 12 D. x = -8
Mathematics