Question

What do you get from this question please say with working (√5-2)^2

Answer 1

Answer:

5+4-4√5=9+4√5

Step-by-step explanation:

Answer 2

Answer:

=(√5-2)^2                      (Identity - (a-b)^2 = a^2 + b^2 - 2ab

= √5^2 + 2 ^2 - 2(√5)(2)

=  5 + 4 - 4√5

=  9 + 4√5

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