Question

simplyfy (2√3+√5)(2√3-√5)



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Answer 1

Answer:

The value is 7.

Step-by-step explanation:

=(2√3 * 2√3 - 2√3 * √5) + (√5 * 2√3 - √5 * √5)

=(4*3 - 2√15) + (2√15 - 5)

=12 - 2√15 + 2√15 - 5

=12 - 5

=7

Hope this helped you.