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√5 • √80 Please answer and show your steps.

√5 • √80 Please answer and show your steps.
asked 228k views
4 votes
√5 • √80

Please answer and show your steps.

asked
User Gary Oldfaber
by
8.7k points

1 Answer

6 votes

√5 • √80

Combine the two using the product rule for radicals:

√(5 • 80)

Multiply:

√400

Rewrite 400 as 20^2

√20^2

= 20

The answer is 20

answered
User Nico Schuck
by
8.7k points
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