Q.(10+) - Universityku

$tt{1. : {8}^{2} - {2}^{2} = } \ tt{2. : {8}^{80} div {8}^{76} = (disederhanakan)}$
Note : knp y 20% rank jenius itu ( ga pake cara )

Q.(10+)

1. 8² – 2² = (8 + 2) (8 – 2)

= (10) (6)

= 60

${8}^{80} div {8}^{76} \ {8}^{80 - 76} \ {8}^{4} \ ( {2}^{3} )^{4} \ {2}^{12}$

8^2 – 2^2
= (8 x 8) – (2 x 2)
= 64 – 4
= 60

8^80 : 8^76
= 8^(80-76)
= 8^4
= 8 x 8 x 8 x 8
= 4.096