amahle6 amahle6
  • 10-03-2022
  • Mathematics
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Jse prime Pactors to determine the HCF of 90 and 126 ​

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narhjoe
narhjoe narhjoe
  • 10-03-2022

18

Step-by-step explanation:

first use the factor tree to find the factors of 90 and 126

90={2×3×3×5}

126={2×3×3×7}

for HCF take common factors with low exponents

HCF={2×3×3}

18

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