1c:I[1254,["7330","static/chunks/d3ac728e-78c3d5d7a486ed3a.js","5159","static/chunks/5159-48592f0bf1a47f9d.js","8175","static/chunks/8175-f84d59b9bd013e10.js","8167","static/chunks/8167-b25693a0140130f2.js","664","static/chunks/664-bceb0f356f9312eb.js","3703","static/chunks/app/practice-question/%5Bslug%5D/page-d1408559b663b83f.js"],"PracticeQuestionCard"] 1b:T4a7,{"@context":"https://schema.org","@type":"QAPage","name":"If - + = 1/7,\\, , lies in first quadrant, then the value of cosec\\, +…","url":"https://vidyalelo.com/practice-question/if-sec-tan-sec-tan-17-lies-in-first-quadrant-then-the-value-of-cosec-cot-pow-2-cosec-cot-pow-2-is-252876","keywords":"practice questions, MCQ, MCQs with answers, objective questions, competitive exam questions, Competitive Exams, Competitive Exams MCQ, Competitive Exams MCQs, Competitive Exams questions, Competitive Exams practice questions, Aptitude, Aptitude MCQ, Aptitude MCQs, Aptitude questions, Aptitude practice questions, Trigonometry","mainEntity":{"@type":"Question","name":"If - + = 1/7,\\, , lies in first quadrant, then the value of cosec\\, +…","text":"If - + = 1/7,\\, , lies in first quadrant, then the value of cosec\\, + ^2 cosec\\, - ^2 is:","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"Option A. 195. Answer & Solution Answer: Option A Solution: & - + = 1/7 & 7 - 7 = + & 6 = 8 & = 6/8 = 3/4 = P/H & B = 4^2 - 3^2 = 7 & cosec\\, + ^2 cosec\\, - ^2 & = H/P + ( B/P )^2H/P - ( B/P )^2 & = 4/3 + ( 7 3 )^24/3 - ( 7 3 )^2 & = 4/3 + 7/94/3 - 7/9 & = 12 + 79 12 - 79 & = 195"}}}1d:T531,

Answer & Solution

Answer: Option A

Solution:

$$\eqalign{ & \frac{{\sec \theta - \tan \theta }}{{\sec \theta + \tan \theta }} = \frac{1}{7} \cr & 7\sec \theta -

If - + = 1/7,\, , lies in first quadrant, then the value of cosec\, + ^2 cosec\, - ^2 is:

Solution