lilpeepxliltracy
10.06.2021 •
Mathematics
Can some one help? Thank you
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Ответ:
THE CORRECT ANSWER IS THE SECOND CHOICE "BURGER IS 4 DOLLARS AND FRENCH FRIES ARE 3 DOLLARS"
Ответ:
Multiply the first, outside, inside, and last terms of the binomials.
Multiply a times a, a times -b, b times a, and b times -b.
This is the same as just squaring a and squaring b.
A shortcut is to add a squared and b squared.