Ответ:
2а✓2а..................
[tex] \sqrt{8 {a3 = \sqrt{ {2 }^{3} {a}^{2 + 1} } }^{?} } = \sqrt{ {2}^{2 + 1} \times { {a}^{2} }^{?} \times a = \sqrt{ {2}^{2} \times {2}^{1} {a}^{2} \times {a}^{1} } } = \sqrt{ {2}^{2} } \sqrt{ {a}^{2} } \sqrt{2a} = 2a \sqrt{2a} [/tex]
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Ответ:
2а✓2а..................
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Ответ:
[tex] \sqrt{8 {a3 = \sqrt{ {2 }^{3} {a}^{2 + 1} } }^{?} } = \sqrt{ {2}^{2 + 1} \times { {a}^{2} }^{?} \times a = \sqrt{ {2}^{2} \times {2}^{1} {a}^{2} \times {a}^{1} } } = \sqrt{ {2}^{2} } \sqrt{ {a}^{2} } \sqrt{2a} = 2a \sqrt{2a} [/tex]