alexisrangel77 alexisrangel77

20-03-2018
Mathematics

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Why don’t I understand any of this need help

Why dont I understand any of this need help class=

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mailayush mailayush

20-03-2018

7. (a-b)*(a+b)=a^2+2ab=b^2
8. Use the law of exponents
6. B 'cause there is no variables/exponents in the numerator
9. Hint: It has 3xyz and has exponents

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