simplifique as expressões a)√5 3√5-8√5b)6^3√24-^3√192c)^4√6.^4√8-^4√3d)^4√108:^7√2.14√9me ajudem a responder rapidamente
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a)√5 + 3√5-8√5 = 4√5
b)6^3√24- 1^3√192 = 6^3√2².2.3 - 1^3√2².2².2².3 ==>
6^3.2√6 - 1^3.2.2.2√3 ==> 6^3.2√6 - 8√3 ==> 432√6 - 8√3
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c)^4√6.^4√8-^4√3 = ^4√48 - ^4√3 = ^4√4².3 - ^4√3 = ^4.4√3 - ^4√3
^4.3√3
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d)^4√108:^7√2.14√9 = ^4√108 .14√9 =
:^7√2
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^4√54 .14.3 = ^4√2.3².3 .14.3 = ^4.3√2.3 .42 = ^4.126√6
:^7 ^7 ^7 ^7
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