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If 𝑠𝑒𝑐𝛳 + 𝑡𝑎𝑛𝛳 = 𝑥, then 𝑠𝑒𝑐𝛳 − 𝑡𝑎𝑛𝛳 will be (A) 𝑥 (B) 𝑥² (C) 2/𝑥 (D) 1/x

If sec⁡θ+tan⁡θ=x, find the value of sec⁡θ- tan⁡θ= ||If sec⁡ thetha +tan⁡ thetha =x, then ...
if 𝑠𝑒𝑐𝛳 + 𝑡𝑎𝑛𝛳 = 𝑥, then 𝑠𝑒𝑐𝛳 − 𝑡𝑎𝑛𝛳 will be (A) 𝑥 (B) 𝑥² (C) 2/𝑥 (D) 1/x
If 𝑠𝑒𝑐 𝛳 + 𝑡𝑎𝑛 𝛳 = 𝑥, then 𝑠𝑒𝑐 𝛳 − 𝑡𝑎𝑛 𝛳 will be (A) 𝑥 (B) 𝑥² (C) 2/𝑥 (D) 1/x
If 𝑠𝑒𝑐 theta + 𝑡𝑎𝑛 theta = 𝑥, then 𝑠𝑒c theta − 𝑡𝑎𝑛 theta will be (A) 𝑥 (B) 𝑥² (C) 2/𝑥 (D) 1/x
SAMPLE QUESTION PAPER
MATHEMATICS STANDARD Code No.041
CLASS 10 2025-26
question no 5
Chapter 8 Introduction to Trigonometry

If the lines given by 3x +2ky =2 and 2x+5y +1=0 are not parallel, then k has to be
(A) 154 (B) ≠154
(C) any rational number (D) any rational number having 4 as denominator