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
Answer:
5:3
Step-by-step explanation:
The number of boys were given as 5 out of 8 all you have to do is to subtract 5 from 8.
5+3=8 (total number of children)
8-5=3
Answer:
Step-by-step explanation:
700+400+8000
9100
Answer:
168 miles
Step-by-step explanation: