Determine whether the function is a probability density function over the given interval.f(x) = 
x2, [4, 8]
A. No
B. Yes
Answer: A
Mathematics
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Write the number in words.6,900,833
A. six million, ninety thousand, eight hundred thirty-three B. sixty-nine thousand, eight hundred thirty-three C. six million, nine thousand, eight hundred thirty-three D. six million, nine hundred thousand, eight hundred thirty-three
Mathematics
Solve the problem.A weight hangs from a rope 20 feet long. It swings through an angle of 27° each second. How far does the weight travel each second? Round to the nearest 0.1 foot.
A. 8.1 feet B. 9.4 feet C. 9.0 feet D. 8.7 feet
Mathematics
Solve the equation.
= -4
A. 6 B. 8 C. -6 D. -8
Mathematics
Solve the equation by factoring.
= 
A. {16, 1} B. {4, -1} C. {16, -1} D. {4, 1}
Mathematics