Factorise: 20x³ - 40x² + 80x
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Step-by-step explanation:
→Question :
Q. Factorise: 20x³ - 40x² + 80x
→Explanation :
→ The greatest common factor of terms
20x³ ,-40x² and 80x of the expression
20x³-40x²+ 80x is 20x.
→Now,
20x³ = 20x² × (x)
-40x² = 20x × (-2x)
&
80x = 20x × (4)
→Answers :
Hence the expression 20x³ - 40x² + 80x can be factorised as
→20x (x²-2x+4).
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