if x= 2root5+root3 . y=2root5-root3 . evaluate ((x)4+(y)4)
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do you mean x*4 or x⁴
jattandaswag:
yes
(2√5+√3)⁴=((2√5+√3)²)² now use the (a+b)² formula 2 times . do the same with other
are answer batoo
I want to check
my answer
(2√5)²+√3²+2(2√5)(√3). = (20+3+4√15)². = 20²+3²+(4√15)²+2((20)(3)+(3)(4√15)+(4√15)(20)). = 400+9+240+2(60+12
√15+80√15). = 649 + 2(60+92√15). =649 + 120 + 184√15. = 769+184√15
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