WebFree math problem solver answers your algebra, geometry, trigonometry, calculus, and statistics homework questions with step-by-step explanations, just like a math tutor. WebDetailed step by step solution for (cot^2(45))/(cot^2(25))
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WebOct 4, 2024 · Answer: 4 cot2 45° - sec 2 60° + sin 2 60° + cos 2 90 °. 4*1 - 4 + 3/4 + 0. 3/4. Mark it as brainlist . Advertisement. WebQ: Find the determinant by row reduction to echelon form. 1 -1 -3 0 4 -3 32 2 0-5 5 -2 4 75 Use row… A: Click to see the answer Q: The Merrilee Brokerage House studied two groups of industries (computers and petroleum) and rated… WebExplanation: For cot 90 degrees, the angle 90° lies on the positive y-axis. Thus, cot 90° value = 0. Since the cotangent function is a periodic function, we can represent cot 90° as, cot 90 degrees = cot (90° + n × 180°), n ∈ Z. ⇒ cot 90° = cot 270° = cot 450°, and so on. Note: Since, cotangent is an odd function, the value of cot ... hengki haryadi