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1) Упростите:
[tex]( \frac{1}{a ^{1/4}+b ^{1/4} } + \frac{1}{a ^{1/4}+b ^{1/4} } ) * \frac{a-b}{4a+4a x^{1/2} b ^{1/2} } [/tex]
2) Решите систему
[tex] \left \{ {{x-y=40} \atop { \sqrt{x} + \sqrt{y}=10 }} \right. [/tex]
1) Упростите:
[tex]( \frac{1}{a ^{1/4}+b ^{1/4} } + \frac{1}{a ^{1/4}+b ^{1/4} } ) * \frac{a-b}{4a+4a x^{1/2} b ^{1/2} } [/tex]
2) Решите систему
[tex] \left \{ {{x-y=40} \atop { \sqrt{x} + \sqrt{y}=10 }} \right. [/tex]
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