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номер 2:
![sqrt{0.25 times 64} = sqrt{16 = 4} sqrt{0.25 times 64} = sqrt{16 = 4}](https://tex.z-dn.net/?f=+sqrt%7B0.25+times+64%7D++%3D++sqrt%7B16+%3D+4%7D+)
![sqrt{56} times sqrt{14} = sqrt{784} = 28 sqrt{56} times sqrt{14} = sqrt{784} = 28](https://tex.z-dn.net/?f=+sqrt%7B56%7D++times++sqrt%7B14%7D++%3D++sqrt%7B784%7D++%3D+28)
![sqrt{ {3}^{4} times {2}^{6} } = {3}^{2} times {2}^{4} = 9 times 16 = 144 sqrt{ {3}^{4} times {2}^{6} } = {3}^{2} times {2}^{4} = 9 times 16 = 144](https://tex.z-dn.net/?f=+sqrt%7B+%7B3%7D%5E%7B4%7D+times++%7B2%7D%5E%7B6%7D+%7D+%3D++%7B3%7D%5E%7B2%7D++times++%7B2%7D%5E%7B4%7D++%3D+9+times+16+%3D+144)
в хз как
номер 3
![{x}^{2} = 0.49 \ x = 0.7 {x}^{2} = 0.49 \ x = 0.7](https://tex.z-dn.net/?f=+%7Bx%7D%5E%7B2%7D++%3D+0.49+%5C+x+%3D+0.7)
![{x}^{2} = 10 \ x = sqrt{10} {x}^{2} = 10 \ x = sqrt{10}](https://tex.z-dn.net/?f=+%7Bx%7D%5E%7B2%7D++%3D+10+%5C+x+%3D++sqrt%7B10%7D+)
в хз как
номер 3
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