The first relation is a function, the others no
Answer:
9
Step-by-step explanation:
I think the answer would be 9 but I'm not for sure
Answer:
54 cm^2
Step-by-step explanation:
side ( a ) = 3 cm
Formula : -
Surface area ( cube ) = 6a^2
Surface area ( cube )
= 6 x ( 3 )^2
= 6 x 9
= 54 cm^2