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9 votes
Factors of 81q^2 –25r^2 are

User Tony Toews
by
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1 Answer

7 votes

Answer:

(9q + 5r)(9q - 5r)

Explanation:

Given :-

81q² - 25r²

To Find :

Factors

Formula :-

a² - b² = (a + b)(a - b)

Solution :-

(9q + 5r)(9q - 5r)

User Averageman
by
6.6k points