Question 2
If x = $$\frac{a^n + a^{-n}}2$$ and y = $$\frac{a^n - a^{-n}}2$$. Find the value of x2 - y2
Objective
Question details
- Exam body
- FUTO
- Subject
- Mathematics
- Year
- 2014/2015 Day 1
- Question no.
- #2
- Type
- Objective
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