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<html><body><h2 id="content-id-4069573281-2"><b>Trigonometry Questions Overview</b></h2><p>Trigonometry Questions have a good weightage in the Ssc Chsl Exam and the type of question asked in Ssc Chsl exam is similar to the question mentioned below. It has been solved and explained by KD Live Experts under the guidance of Neetu Mam and they have tried to elaborate the concept used in Trigonometry Questions.</p><h2 id="content-id-0574698312-3"><b>Question On Trigonometry </b></h2>If, x = tan 210° + cot 120° + sec 30° - sin 270°  

What is the value of x2 – 2x + 5?
<div class="row show--dificulty--bar" style="margin-top:8px;"><div class="col-sm-6 show--dificulty--bar" style="display:inline-flex !important;border-right:0.1px solid #eee;"><h3 style="font-size:12px !important;">Difficulty : Moderate </h3></div><div class="col-sm-6 show--dificulty--bar" style="display:inline-flex;"><h3 style="font-size:12px !important;"> Average Time : 31 Seconds </h3></div></div><h2 id="content-id-8602917453-4"><b> Trigonometry Questions Options</b></h2><ol><li><p>6</p>
</li><li><p>8</p>
</li><li><p>10</p>
</li><li><p>12</p>
</li></ol> <h2 id="content-id-2047658193-5"><b> Trigonometry Questions Solution</b></h2><p>Correct answer is <strong>Option 2 </strong>i.e. <strong>8</strong></p>

<p><span style="font-size:11pt"><span style="font-family:Calibri,sans-serif">tan 210° = tan (180° + 30°) = tan 30° = 1/√3</span></span></p>

<p><span style="font-size:11pt"><span style="font-family:Calibri,sans-serif">cot 120° = cot (180° – 60°) = - cot 60° = -1/√3</span></span></p>

<p><span style="font-size:11pt"><span style="font-family:Calibri,sans-serif">sec 300° = sec (360° – 60°) = sec 60° = 2</span></span></p>

<p><span style="font-size:11pt"><span style="font-family:Calibri,sans-serif">sin 270° = sin (180° + 90°) = - sin 90° = - 1</span></span></p>

<p><span style="font-size:11pt"><span style="font-family:Calibri,sans-serif">Now,</span></span></p>

<p><span style="font-size:11pt"><span style="font-family:Calibri,sans-serif">x = 1/√3 - 1/√3 + 2 + 1 = 3 </span></span></p>

<p><span style="font-size:11pt"><span style="font-family:Calibri,sans-serif">Hence,</span></span></p>

<p><span style="font-size:11pt"><span style="font-family:Calibri,sans-serif">x<sup>2</sup> – 2x + 5 = 9 – 6 + 5 = 8 </span></span></p>
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Correct answer is Option 2 i.e. 8  - Trigonometry Questions are asked in Ssc Chsl exams and your question has been explained by experts like Neetu Mam.

If x tan 210 cot 1 - Trigonometry Questions for Ssc Chsl

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