Question

(3r - 2k)' + (3r + 2k);
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Answer 1

Answer:

By using Identity ⤵️

a²-b² = (a+b) (a-b)

(3r²-2k²) = (3r+2k)+(3r-2k)

Explanation:

I hope this will be correct and it will help you ✨⚡

Answer 2

( a - b ) ( a + b ) = a² + b²

Therefore,

(3r - 2k) + (3r + 2k) = 3r² + 2k²

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