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secondary 3 | A Maths
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How does it become this
Date Posted: 4 years ago
Views: 215
They clearly jumped step there.
The conjugate of ./15 - ./3 is ./15 + ./3.
We introduce this to the denominator to fight the existing term to make the denominator free of square roots, while we introduce the same term to the numerator to maintain equality.
The conjugate of ./15 - ./3 is ./15 + ./3.
We introduce this to the denominator to fight the existing term to make the denominator free of square roots, while we introduce the same term to the numerator to maintain equality.
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done
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clear
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Need to know that a^2-b^2 = (a-b)(a+b)
Date Posted:
4 years ago
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