Respuesta :

ni420

Answer:

4b√5

Step-by-step explanation:

√80b^2

=√(4×4×5)(b)^2

=4b√5. {cuz,square root of x^2 is x, so....}

✌️:)

pawanbastakoti681

Here,

√80b^2

=√2×2×2×2×5×b×b

=4b√5

HOPE IT HELPS!!!

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