Find the length of the curve with the given vector equation.r(t) = (6 cos3 5t)j + (6 sin3 5t)k; 
? ? t ? 
?
A. 0
B. 18
C. 3
D. 9
Answer: D
Mathematics
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Rewrite with positive exponents, and simplify, if possible.
A. 
B. p5/4
C. p4/5
D. 
Mathematics
Find the intercepts of the function f(x).f(x) = (x + 3)(x - 6)(x + 6)
A. x-intercepts: -6, 6, 3; y-intercept: -108 B. x-intercepts: -6, 6, 3; y-intercept: 108 C. x-intercepts: -3, -6, 6; y-intercept: 108 D. x-intercepts: -3, -6, 6; y-intercept: -108
Mathematics
Rewrite the statement using the distributive property.(1 + 2)2 = _______
A. 1 ? 2 + 2 B. 1 ? 2 + 2 ? 2 C. 2 + 1 + 2 D. 1 ? 2 ? 2
Mathematics
Solve the problem.In an experiment on the sugar content of fruit, a researcher gathers a sample of 6 apples, 3 bananas, and 5 peaches. In how many ways can 4 pieces of fruit be randomly selected from this sample?
A. 56 B. 24,024 C. 4 D. 1001
Mathematics