Which below option is true for fourth quadrant as per above figure?
Which below option is true for fourth quadrant as per above figure? Correct Answer <span class="math-tex">\((\frac{{3\pi }}{2} < x < 2\pi )\)</span> a is positive and b is negative
Explanation:
For Ist quadrant : x > 0, y > 0 and 0 < θ < π/2
For IInd quadrant : x < 0, y > 0 and π/2 < θ < π
For IIIrd quadrant : x < 0, y < 0 and π < θ < 3π/2
For IVth quadrant : x > 0, y < 0 and 3π/2 < θ < 2π
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Feb 20, 2025