Determine whether the function is a probability density function over the given interval.f(x) = 7x, [0, 6]
A. No
B. Yes
Answer: A
Mathematics
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Provide an appropriate response.Given that f(x) = sin x, show that 
= sin x 
+ cos x 
.
What will be an ideal response?
Mathematics
Solve the problem.Assume that the half-life of Carbon-14 is 5700 years. Find the age (to the nearest year) of a wooden axe in which the amount of Carbon-14 is 30% of what it originally had.
Fill in the blank(s) with the appropriate word(s).
Mathematics
Identify the number as rational or irrational.3?
A. Rational B. Irrational
Mathematics
Find the exact value of the integral using a formula from geometry.
for the indicated region.
A. 42 B. 7 C. 49 D. 14
Mathematics