3
votes
2answers
52 views
What is the maximum value of P = x^2 + xy - y^2
Given that x + y = 1, the maximum value of P = x2 + xy - y2 occurs for x when?
1
vote
2answers
64 views
How do I differentiate the function y=2x^2?
How do I differentiate the function y=2x^2?
2
votes
2answers
116 views
Derivative of x^n?
What is the derivative of xn, where n is some natural number (1, 2, 3, ...)?
Thanks.
2
votes
1answer
34 views
What’s the equation of the tangent to the curve y=2log_e(x) at (1,0)?
How does one find the equation of the tangent to the curve at y=2loge(x) at (1,0)?
Cheers.
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