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(3√2-2)(4√2+7)-13√2
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(3√2+2)²+(6-√2)²
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(√11-2√2)(2√2+√11)+(-2√5)²
___________________очень срочно!!!!!
(3√2-2)(4√2+7)-13√2
_________________
(3√2+2)²+(6-√2)²
_________________
(√11-2√2)(2√2+√11)+(-2√5)²
___________________очень срочно!!!!!
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3√2*4√2+21√2 - 8√2 - 14 - 13√2 = 12*2 + 21√2 -8√2 - 14 - 13√2 == 24 -14 +21√2 - 21√2 = 10
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9*2 +12√2 + 4 + 36 - 12√2 + 2 = 18 +4 +36 +2 = 60
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√11*2√2 + 11 - 4*2 - 2√2*√11 + 4*5 = 11 -8 +20 = 23