Answer:
A.
Step-by-step explanation:
Multiply to remove the fraction, then set equal to 0 and solve.
How much money should be invested in an account that earns 8% interest compounded quarterly to yield $10,000 in 4 years? (Round
1 answer:
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Answer:
Rate of change of the area of the rectangle at that instant = 7 cm²/hr.
Step-by-step explanation:
Area of rectangle = Height x Width
A = hw
The height of a rectangle is increasing at a rate of 3 centimeters per hour and the width of the rectangle is decreasing at a rate of 4 centimeters per hour.
Differentiating area with respect to time,
We need to find rate of change of area when the height is 5 centimeters and the width is 9 centimeters.
Rate of change of the area of the rectangle at that instant = 7 cm²/hr.