Question

Nemu foto lama .-.

10² + 20² + 30² - 40² = ​

Answer 1

Materi : Bentuk Akar dan Pangkat

= 10² + 20² + 30³ - 40²

= (10×10) + (20×20) + (30×30) - (40×40)

= 100 + 400 + 900 - 1.600

= 1.400 - 1.600

= { -200 }

Semoga bisa membantu

Answer 2

• 10² + 20² + 30² - 40² =

= (10 × 10) + (20 × 20) + (30 × 30) - (40 × 40)

= 100 + 400 + 900 - 1,600

= 500 + 900 - 1,600

= 1,400 - 1,600

= -200

➪Jawaban = -200

_______________________

• 10² = 10 × 10 = 100
• 20² = 20 × 20 = 400
• 30² = 30 × 30 = 900
• 40² = 40 × 40 = 1,600

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