35 балов 3)[tex] \frac{125b^{3} -a ^{3} }{9b ^{2} -16a ^{2} } : \frac{a ^{2}+25b ^{2}+5ab }{15b ^{2} +20a} * (16a ^{2} -24ab+9b ^{2} )[/tex] [tex] 1 ) \frac{18a2-72}{4b-12} * \frac{3-b}{24-24a+6a2}
2) \frac{36t ^{2} -25p ^{2} }{28p ^{ \fra} } : \frac{(5p-6t) ^{2} }{35p}
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2) \frac{36t ^{2} -25p ^{2} }{28p ^{ \fra} } : \frac{(5p-6t) ^{2} }{35p}
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