Answer:
Step-by-step explanation:
The difference of squares formula gives us
(you can multiply this out to confirm)
and
Thus, by the difference of squares formula
To convert a number into percent multiple it by 100 and then add the percent sign.
Answer:
1467 because if you multiply it carefully it will be correct
Answer:
area = (2x+7)squared
Step-by-step explanation:
Answer:
x^2 + 4x-21
Step-by-step explanation:
I believe this is it