(√7-√3) (√7-√3) solve this question
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Answer:
10 - 2√21
Step-by-step explanation:
(√7-√3) (√7-√3)
(a-b)^2 = a^2 - 2ab + b^2
= (√7)^2 - 2*√7*√3 + (√3)^2
= 7 - 2√21 + 3
= 10 - 2√21
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