Q. -^-
[tex] \\ [/tex]
[tex] \tt = > {69}^{2} + {85}^{2} \times {2}^{2} = ..[/tex]
[tex] \\ [/tex]
RULES ✏ :
[tex] \\ [/tex]
➪ Sertakan Cara-!
➪ No Ngasal-!
➪ No Copas-!
➪ Rapi.
[tex] \\ [/tex]
[tex] \tt = > {69}^{2} + {85}^{2} \times {2}^{2} = ..[/tex]
[tex] \\ [/tex]
RULES ✏ :
[tex] \\ [/tex]
➪ Sertakan Cara-!
➪ No Ngasal-!
➪ No Copas-!
➪ Rapi.
69² + 85² × 2² = ....
= (69 × 69) + (85 × 85) × (2 × 2)
= 4.761 + (85 × 85) × (2 × 2)
= 4.761 + 7.225 × (2 × 2)
= 4.761 + 7.225 × 4
= 4.761 + (7.225 × 4)
= 4.761 + 28.900
= 33.661
_____________________________