Solve the problem.In how many ways can you answer the questions on an exam that consists of 11 true-false questions?
A. 2128
B. 2168
C. 1984
D. 2048
Answer: D
Mathematics
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Simplify the difference quotient by rationalizing the numerator.
?
?
A. 
B. ?
C. ?
D. ?
E. ?
Mathematics
Assume that a sample of bivariate data yields the correlation coefficient, r, indicated. Use the critical values table for the specified sample size and level of significance to determine whether a linear correlation exists.r = 0.305 when n = 5 at ? = 0.05
A. No B. Yes
Mathematics
Write true or false for the statement.-(-36) > 0
A. True B. False
Mathematics
Solve the equation.-3a + 3 + 4a = 7 - 23
A. -19 B. -33 C. 33 D. 19
Mathematics