JEE Advanced Sequences and Series questions
2 Mathematics questions on Sequences and Series as asked in JEE Advanced, newest first.
- Let a = 3√(2) and b = frac15^1/6√(6). If x,y ∈ R are such that 3x + 2y = log_a(18)^5/4 and 2x - y = log_b (√(1080) ), then 4x+5y is equal to _______.
2024
- Let 7overbrace5·s5^r7 denote the (r+2) digit number where the first and the last digits are 7 and the remaining r digits are 5. Consider the sum S = 77 + 757 + 7557 + ·s + 7overbrace5·s5^987. If S =…
2023
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