Question

Решите 4 примера
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Answer 1

$1)\sqrt{3-3x} \\3-3x\geq 0\\-3x\geq -3|:-3\\x\leq 1\\\\2) \sqrt{4x+10} \\4x+10\geq 0\\4x\geq -10\\x \geq -2.5\\\\1)\sqrt{x} =1.5\\x=1.5^{2} \\x=2.25\\\\2)\sqrt{-x}=23\\ -x = 529\\x = -529$