c=2
d=4
(c+d)[tex]\frac{(c+d)^{4}}{9}[/tex]
[tex]\frac{(2+4)^{4} }{9}[/tex]
2+4=6
6^{4}=6*6*6*6=1296
1296/9=144
144 is your answer
PEMDAS will help you here.
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