Question
The value of tan2 θ + cot2 θ
− sec2 θ cosec2 θ is:Solution
The correct answer is A
Eight years ago, Pawan's age was 25% greater than Bheem's age at that time. If their combined current ages total 70 years, determine Pawan's current age.
The average age of (x + 3) students is 20 years. When their teacher aged 35 years joins them, the average increases by 1 year. Find x% of 400.
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