solve using identies: (7x square - 2y square) square
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Answer:
Q: 7x² - 2x²
Ans: = 5x²
Explanation:
Formulatic Answer: (7+2)(7-2)
{Formula of a²-b²=(a+b)(a-b) or (a-b)²+2ab}
How to write (square) in keyboard?
just long press the number (2) button. As well as long press the number (3) button to get a cube. You can also long press other digits to get them as powers.
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