Question

1. 5(n-2) +9 =

2. n + 8n² - 17 =

​

Answer 1

1. n = 0.2

2. n ≈ 1.396577191 or n ≈ -1.521577191

Explanation:

Q1:

`5(n-2)+9 = 0`

`5n-10 = -9`

`5n = 1`

`n = 0.2`

Q2:

Use the quadratic formula on your calculator.