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 3√4a^4 b^5 (the square root is over whole expression a= 4 b=2  and c = -5 

 

this is whole expresionIf  then what is the value of \(\sqrt[3]{4a^4b^5} + \dfrac{a - c}{(b+c)^2}\)  

 Mar 14, 2019
 #1
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∛ [ 4 (4)^4 (2)^5 ] +    [ 4 - (-5) ]

                                   _________ 

                                     (2 + -5)^2

 

∛  [ 4^5 * (2)^5]  +        9

                                  ______

                                   (-3)^2

 

4 (2) ∛ [ 4^2 * 2^2 ]  + 1

 

8 ∛[ 64] + 1

 

8 * 4 + 1

 

33

 

 

cool cool cool

 Mar 14, 2019
edited by CPhill  Mar 14, 2019

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