Which equals (√20-√3) (√20+√3)

asked Nov 18, 2022 83.7k views

2 votes

by JakeJ

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5 votes

Answer:

answer is 17

Explanation:

by (a+b)(a-b) = a²-b² identity

(√20-√3) (√20+√3)

= √20²-√3²

=20-3

=17

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