Eric Nicholas K's answer to Hai's Junior College 2 H2 Maths Singapore question.
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I might be wrong...
Date Posted:
3 years ago
z = 2λ + 3, not -3
x² + y² - z² = λ² - 12λ - 4.
Hai, see my working in the main comments section.
You can choose to differentiate as how I did, or complete the square like Eric showed
x² + y² - z² = λ² - 12λ - 4.
Hai, see my working in the main comments section.
You can choose to differentiate as how I did, or complete the square like Eric showed
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