Tricky FP2 Question differential equations
Question sourced from the OCR FP2&3 Textbook Exercise 1C Q5:
Can someone help answer these:
Q. Write an equation connecting x and y not involving trigonometric functions if:
a) sec^-1(x) = cosec^-1(y)
ANSWER: x^2 + y^2 = x^2y^2
b) cot^-1(x) = tan^1(x)
ANSWER: xy=1
Can someone help answer these:
Q. Write an equation connecting x and y not involving trigonometric functions if:
a) sec^-1(x) = cosec^-1(y)
ANSWER: x^2 + y^2 = x^2y^2
b) cot^-1(x) = tan^1(x)
ANSWER: xy=1
Thank you!! Got the answer now 
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