CBSE Class X HOTS Questions of Mathematics (Trigonometry)
Class X : HOTS Question Answers: Math Unit – 6 (Trigonometry)
1. If xcosθ – ysinθ = a, xsinθ + ycos θ = b, prove that x2+y2=a2+b2.
2. Prove that sec2θ+cosec2θ can never be less than 2.
8. If A, B are acute angles and sinA= cosB, then find the value of A+B.
Tags: some applications of trigonometry class 10 extra questions, trigonometry problems for class 10, maths hots questions class 10 cbse, trigonometry questions for class 10, trigonometric sums for class 10, some questions oftrigonometry of class10, sums of trigonometry for class 10, Solve this ◻➕◻➕◻➕◻➕◻=30Fill the boxes using(1 3 5 7 9 11 13 15)U can also repeat the numbers This question came in UPSC Final Exams held in Dec 2013 You will be glad to note that only Akshay Valvi(IAS Topper) could solve it, very taufest sum of cbse class 10, a2b2(a2 b2 3)=1 coseca-sina=a seca-cosa=b