Math, asked by aarusing57, 10 months ago

find the square of √5 - 2

Answers

Answered by miya140693

2

Answer:

(a-b)^2 = a^2 - 2ab + b^2

(root5 - 2)^2 = (root 5)^2 - 2 * root 5 * 2 + 2^2

= 5 - 4root5 + 4

= 9 - 4 * root5

Answered by myradev

0

Answer: 9 minus 4 root 5

Step-by-step explanation:

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