Suppose u and v are differentiable functions of x. Use the given values of the functions and their derivatives to find the value of the indicated derivative.u(1) = 3, u '(1) = -6, v(1) = 7, v '(1) = -2. (uv) at x = 1

A. 36
B. -48
C. 48
D. -32


Answer: B

Mathematics

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Provide an appropriate response.If  = 1, find .

A. 1 B. 0 C. 2 D. Does not exist

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Solve the problem.How long will it take for prices in the economy to double at a 9% annual inflation rate? Round to the nearest hundredth.

A. 8.04 years B. 23.45 years C. 7.27 years D. 12.75 years

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Solve.Linda invests $25,000 for one year. Part is invested at 5%, another part at 6%, and the rest at 8%. The total income from all 3 investments is $1600. The income from the 5% and 6% investments is the same as the income from the 8% investment. Find the amount invested at each rate.

A. $10,000 at 5%, $5000 at 6%, $10,000 at 8% B. $5000 at 5%, $10,000 at 6%, $10,000 at 8% C. $8000 at 5%, $10,000 at 6%, $7000 at 8% D. $10,000 at 5%, $10,000 at 6%, $5000 at 8%

Mathematics

Which set of parametric equations represents the following line or conic?

Hyperbola: vertices ( 10, -9 ), ( -4, -9 )
foci ( -11, -9 ), ( -3, -9 )

a.
b.
c.
d.
e.

Mathematics