Recent addition

The Horse and The Groom

Aesop (620 - 564 BCE)

A groom, who wanted his horse sleek and well, spending hours combing the horse but stole his horse's meal and sold it for his own profit

The Wolf and The Lamb

Aesop (620 - 564 BCE)

A hungry wolf went hunting and saw a lamb who, despite her attempts to reason with wolf, was unable to convince the wolf and got captured and eaten

The Peacock and The Crane

Aesop (620 - 564 BCE)

A peacock was boasting about his gorgeous tail to a crane who responded by spreading his broad wings and flew up toward the blue sky

The Cat and The Birds

Aesop (620 - 564 BCE)

A hungry cat, upon hearing that birds were sick, disguised himself as a doctor to deceive the wise birds who realized the cat's bad intention

Repunit Bukan Kuadrat Sempurna

Buktikan bahwa $11111111\cdots 1111$, dimana $n$ adalah jumlah kemunculan angka 1, pasti bukan kuadrat sempurna untuk semua $n\ge 2$ dimana $n\in \mathbb{N}$

Sisa Pembagian Kuadrat Sempurna Oleh 4

Buktikan bahwa semua bilangan kuadrat sempurna $n^2$, jika dibagi oleh 4, maka sisa hasil baginya pasti 0 atau 1.

The Fox and The Crow

Aesop (620 - 564 BCE)

A foolish yet beautiful Crow, who longing to be called Queen of Birds, got fooled by Fox flattering words and eventually lost her food

Keterbagian Oleh 12

Buktikan bahwa $n^4-n^2$ habis dibagi 12 untuk semua bilangan bulat $n>1$

Rumus abc

Menurunkan rumus abc, rumus persamaan kuadrat, dengan teknik mengubah ruas kiri menjadi kuadrat sempurna dan mengisolasi variabel x di ruas kiri