class 12 economics ncert solutions class 12 accountancy part 1 ncert solutions class 12 accountancy part 2 ncert solutions class 12 micro-economics ncert solutions class 12 commerce ncert solutions class 12 macro-economics ncert solutions for class 11 ncert solutions for class 11 physics ncert ...
class 12 economics ncert solutions class 12 accountancy part 1 ncert solutions class 12 accountancy part 2 ncert solutions class 12 micro-economics ncert solutions class 12 commerce ncert solutions class 12 macro-economics ncert solutions for class 11 ncert solutions for class 11 physics ncert ...
class 12 economics ncert solutions class 12 accountancy part 1 ncert solutions class 12 accountancy part 2 ncert solutions class 12 micro-economics ncert solutions class 12 commerce ncert solutions class 12 macro-economics ncert solutions for class 11 ncert solutions for class 11 physics ncert ...
class 12 economics ncert solutions class 12 accountancy part 1 ncert solutions class 12 accountancy part 2 ncert solutions class 12 micro-economics ncert solutions class 12 commerce ncert solutions class 12 macro-economics ncert solutions for class 11 ncert solutions for class 11 physics ncert ...
class 12 economics ncert solutions class 12 accountancy part 1 ncert solutions class 12 accountancy part 2 ncert solutions class 12 micro-economics ncert solutions class 12 commerce ncert solutions class 12 macro-economics ncert solutions for class 11 ncert solutions for class 11 physics ncert ...
class 12 economics ncert solutions class 12 accountancy part 1 ncert solutions class 12 accountancy part 2 ncert solutions class 12 micro-economics ncert solutions class 12 commerce ncert solutions class 12 macro-economics ncert solutions for class 11 ncert solutions for class 11 physics ncert ...
class 12 economics ncert solutions class 12 accountancy part 1 ncert solutions class 12 accountancy part 2 ncert solutions class 12 micro-economics ncert solutions class 12 commerce ncert solutions class 12 macro-economics ncert solutions for class 11 ncert solutions for class 11 physics ncert ...
class 12 economics ncert solutions class 12 accountancy part 1 ncert solutions class 12 accountancy part 2 ncert solutions class 12 micro-economics ncert solutions class 12 commerce ncert solutions class 12 macro-economics ncert solutions for class 11 ncert solutions for class 11 physics ncert ...
class 12 economics ncert solutions class 12 accountancy part 1 ncert solutions class 12 accountancy part 2 ncert solutions class 12 micro-economics ncert solutions class 12 commerce ncert solutions class 12 macro-economics ncert solutions for class 11 ncert solutions for class 11 physics ncert ...
Solution: From the trigonometry table, tan 45o= 1, cos 60o=½ and sec 60o= 2 Therefore, tan 45o+ 2 cos 60o– sec 60o= 1 + 2 × ½ – 2 = 1 + 1 – 2 = 0 Example 2: Find the value of sin 75o. Solution: