Add, multiply the given expressions — task. Mathematics CBSE, Class 9.

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1. Add the expression

(10 \sqrt{31} + 8 \sqrt{47})

and

(3 \sqrt{47} - 5 \sqrt{31})

2. Multiply the expression

6 \sqrt{43}

and

9 \sqrt{43}

Did you find an error?

6. Add, multiply the given expressions