What is 21 out of 30 as a percent
2 answers:
You might be interested in
Answer: John would have $1371.33 more in his account than Jack.
Step-by-step explanation:
Formula to calculate amount after t years if compounded continuously:
Formula to calculate amount after t years if compounded quarterly:
, where P= Principal amount, r= rate of interest.
Given: P= $7,600
t=19 years
For Jack,
For John,
Amount in Jack's account after 19 years=
Amount in John's account after 19 years=
Difference = 26290.77-24919.44 = $ 1,371.33
John would have $1371.33 more in his account than Jack.
Answer:
2(x² - 2)(x² - 8)
Step-by-step explanation:
Given
2 - 20x² + 32 ← factor out 2 from each term
= 2( - 10x² + 32)
let u = x², then
- 10x² + 32 = u² - 10u + 32 = (u - 2)(u - 8)
change u back to x²
- 10x² + 32 = (x² - 2)(x² - 8) and
2 - 20x² + 32 = 2(x² - 2)(x² - 8) ← in factored form