Use the remainder theorem and synthetic division to find P(k).k = -2; P(x) = -4x5 - 5x3 - 5x2 + 5
A. -183
B. 153
C. 154
D. -193
Answer: B
Mathematics
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Find the mass of the wire that lies along the curve r and has density ?.r(t) = (7 cos t)i + (7 sin t)j + 7tk, 0 ? t ? 2?; ? = 2
A. 196? units
B. 28? units
C. 4? units
D. 14? units
Mathematics
Find an equation of variation in which y varies directly as x and the following is true.y = 0.9, when x = 0.5
A. y = x
B. y = x
C. y =
D. y = 0.9x
Mathematics
Solve the problem.Last week, Samantha ran 11 miles. This week, she ran 9 miles. How much more did she run last week?
A. 1 miles
B. 20 miles
C. 12 miles
D. 1 miles
Mathematics
First, round the mixed numbers to the nearest whole number and estimate the answer. Then find the exact answer and write it in simplest form.5 ? 9
A. 56
B. 53
C. 57
D. 45
Mathematics