Identify the probability statement as empirical or not.The probability of an adult male's height being at least 6 feet is 0.25.
A. Not empirical
B. Empirical
Answer: B
Mathematics
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For the quadratic equation, identify a, b, and c for use in the quadratic formula. Do not solve.-4 = -4y2 + 2y
A. a =-4, b = -2, c = -4 B. a = 4, b = 2, c = -4 C. a = 4, b = -2, c = -4 D. a = -4, b = 2, c = 4
Mathematics
Solve the initial value problem.
= 
- 
, y(0) = -1
A. y = 2 tan-1 x - 1 B. y = 2 cot-1 x - 3 sin-1 x C. y = 2 tan-1 x - 3 sin-1 x - 1 D. y = 2 tan-1 x - 3 sin-1 x + 1
Mathematics
Add or subtract as indicated. You will need to simplify terms to identify like radicals.5
+ 
A. 10
B. 5
+ 
C. 7
D. 6
Mathematics
Find the area of the triangle. If necessary, round the answer to two decimal places. 
A. 4.86 B. 1.22 C. 6.89 D. 2.43
Mathematics