Find 
by using the Chain Rule. Express your final answer in terms of t.w =x2 + xy + y2, x = e3t, y = t
A. 3e6t + (3t + 1)e3t + 2t
B. 6e6t + (3t + 1)e3t + 2t
C. 3e6t + (3t + 1)e3t + 6t
D. 6e6t - 3te3t + 2t
Answer: B
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The value V, in dollars, of a certain investment after t years is given in the table below. Use exponential regression to determine the yearly percentage growth rate for the investment. Round your answer to two decimal places. t 2 4 6 8 10 V 2,275.69 2,320.79 2,367.62 2,415.64 2,463.84?
A. 101.62% B. 101.00% C. 1.61% D. 1.00%
Multiply.3(7x + 6)
A. 7x + 18 B. 21x + 6 C. 126x D. 21x + 18
Factor by any method.9a3 - 16a
A. a(9a + 1)(a - 16) B. a(3a - 4)2 C. a(3a + 4)(3a - 4) D. (3a2 + 4)(3a - 4)
The graph of a function is given. Determine whether the function is increasing, decreasing, or constant on the given interval.(1, 4)
A. increasing B. constant C. decreasing