Answer:
- 3x² + 9x - 2
Step-by-step explanation:
Given
2x² + 3x + 7 - (5x² - 6x + 9) ← distribute the parenthesis by - 1
= 2x² + 3x + 7 - 5x² + 6x - 9 ← collect like terms
= - 3x² + 9x - 2
1/5^3
5 ^ -3 = 1 / 5^3 = 1 / 125
Anserws : Square=36 , cube = 216
5 in 4 3 2 1 and it is in 0
by next number
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