Use the standard normal curve table to find the z-score for the given condition.74.86% of the total area is to the left of z.
A. 0.68
B. 0.67
C. -0.67
D. 0.66
Answer: B
Mathematics
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Find sum of the pair of complex numbers.7 - 8i, 4i
A. 11 - 8i B. 3i C. 7 - 12i D. 7 - 4i
Mathematics
Solve the problem.Suppose a car rental company charges $134 for the first day and $84 for each additional or partial day. Let S(x) represent the cost of renting a car for x days. Find the value of S(4.5).
A. $470 B. $428 C. $378 D. $512
Mathematics
Find the slope of the line.-4y = 8 + 3x
A. 
B. - 
C. - 
D. - 
Mathematics
Express as the logarithm of a single expression. Assume that variables represent positive numbers.4logbt - logbs
A. logb
B. logb
C. logb(t4 - s)
D. logbt4 ÷ logbs
Mathematics