?A large corporation starts at time
to invest part of its profit at a rate of P dollars per year in a fund for future expansion. Assume that the fund earns r percent interest per year compounded continuously. The rate of growth of the amount A in the fund is given by
where
src="https://sciemce.com/media/3/ppg__cognero__Chapter_11_Differential_Equations__media__9419624c-9d8e-49d3-a3ac-12e8d9ebc9bb.PNG" style="vertical-align:middle;" /> when and r is in decimal form. Solve this differential equation for A as a function of ?t.
?
A. ??
B.
C.
D.
E.
Answer: D
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Solve the equation by using the square root property. Express any complex numbers using i notation.x2 = -16
A. x = ± 5i B. x = 4i C. x = ± 4i D. x = -8
Sketch the graph of the equation.x = 4
A.
B.
C.
D.
Determine if the graph is symmetric with respect to the x-axis, y-axis, or origin.
A. x-axis, origin B. y-axis, origin C. Origin D. y-axis
Factor when possible.8x2 - 8x - 48
A. 8(x - 2)(x + 3) B. 8(x + 2)(x - 3) C. (8x + 16)(x - 3) D. 8x2 - 8x - 48