Find the derivative of the function.
–2x + 1
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Solve.5(2z - 4) = 9(z + 3)
A. 47 B. 7 C. -7 D. 12
Solve the following system by any appropriate method. If there is no real number solution, so state.3x2 - y2 = 14x2 + 2y2 = 14
A. (
, 2), (
, -2), (-
, 2), (-
, -2)
B. (
, 4), (
, -4), (-
, 4), (-
, -4)
C. (
, 2), (
, -2), (-
, 2), (-
, -2)
D. no real solution
Solve the problem.Lexie wants to have an income of $9000 per year from investments. To that end she is going to invest $90,000 in three different accounts. These accounts pay 7%, 10%, and 14% simple interest. If she wants to have $10,000 more in the account paying 7% simple interest than she has in the account paying 14% simple interest, how much should go into each account?
What will be an ideal response?
Solve the problem.A small company sells stock for 8
dollars per share. How much will 200 shares cost?
A. 200 dollars
B. 1650 dollars
C. 202 dollars
D. 24
dollars