In this lesson, we will learn about 'to the power of n'. We will invesigate patterns of exponential growth as the value of n increases for any given base.
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If an investment of $500.00 increases by 13% per year for 6 years, the amount it would be at the end of the 6 years would be...
$1,040.97 (to the nearest cent).
Correct answer: $1,040.98 (to the nearest cent).
$1,040.98 (to the nearest cent).
$578.00 (to the nearest cent).
$825.00 (to the nearest cent).
Q2.
£100.00 decreases by 5% in one year, followed by an increase of 5% in the next year, and then decreases again by 2% for 8 years. What would the final amount be?
£100.00 (to the nearest penny)
£84.00 (to the nearest penny)
Correct answer: £84.86 (to the nearest penny)
£84.86 (to the nearest penny)
£84.87 (to the nearest penny)
Q3.
If a teddy bear depreciates from £3.00 by 18% per year for 5 years, what is the final value of the teddy bear?
£1.10 (to the nearest penny)
Correct answer: £1.11 (to the nearest penny)
£1.11 (to the nearest penny)
£1.12 (to the nearest penny)
£2.10 (to the nearest penny)
Q4.
In order to decrease an amount by 19% for 2 years, I would need to multiply the amount by 0.19^2
Correct answer: False
False
True
Q5.
In order to increase an amount by 7.5% for 3 years, I would need to multiply the amount by 1.075^3