Suppose 500 coins are tossed. Using the normal curve approximation to the binomial distribution, find the probability of the indicated results.Exactly 275 heads
A. .320
B. .004
C. .030
D. .003
Answer: D
Mathematics
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Divide. Write the answer in simplest form.44 ÷ 2
A. 19
B. 20
C. 18
D. 21
Mathematics
Find the center and radius of the circle.x2 + (y - 6)2 = 81
A. (0, 6); 9 B. (0, -6); 9 C. (-6, 0); 81 D. (6, 0); 81
Mathematics
Find the amount accumulated after investing a principal P for t years at an interest rate r.P = $1,000, t = 2, r = 3%, compounded semiannually (k = 2)
A. $1061.36 B. $1045.68 C. $61.36 D. $1060.90
Mathematics
Use the fact that
-1 = 
to solve the system
.
What will be an ideal response?
Mathematics