a) (2a - b)² = (4a² - 4ab + b²)
b) (10m - n²)² = (100m² - 20mn² + n⁴)
c) (4x - 4²) = (16x² - 8x + 4⁴)
d)
e)

f)

20 is the greatest common factor
Each group of 20 will have 1 brownie & 5 cookies
Answer:
Step-by-step explanation:
first do this
2 More than 919 998 is equal to 920 000...I.e Nine hundred and twenty thousand..
It is simply the sum of 2 and 919 998.
Answer:
Step-by-step explanation: