4. Prove that: (left(cos{x}-cos{y}right)^2+left(sin{x}-sin{y}right)^2=4{sin}^2{frac{x-y}{2}}). Trigonometric Functions Miscellaneous Exercise Previous Next Class 11 Trigonometric Functions Miscellaneous Exercise 1. Prove that:
Category: class 11
Ncert Solutions Class 11 Chapter 3 Trigonometric Functions Miscellaneous Exercise Question 3
3. Prove that: (left(cos{x}+cos{y}right)^2+left(sin{x}-sin{y}right)^2=4{cos}^2{frac{x+y}{2}}). Trigonometric Functions Miscellaneous Exercise Previous Next Class 11 Trigonometric Functions Miscellaneous Exercise 1. Prove that:
Ncert Solutions Class 11 Chapter 3 Trigonometric Functions Miscellaneous Exercise Question 2
2. Prove that: (left(sin{3x}+sin{x}right)sin{x}+left(cos{3x}-cos{x}right)cos{x}=0). Trigonometric Functions Miscellaneous Exercise Previous Next Class 11 Trigonometric Functions Miscellaneous Exercise 1. Prove that:
Ncert Solutions Class 11 Chapter 3 Trigonometric Functions Miscellaneous Exercise Question 1
1. Prove that: (2cos{frac{pi}{13}}cos{frac{9pi}{13}}+cos{frac{3pi}{13}}+cos{frac{5pi}{13}}=0). Trigonometric Functions Miscellaneous Exercise Previous Next Class 11 Trigonometric Functions Miscellaneous Exercise 1. Prove that:
Ncert Solutions Class 11 Chapter 2 Relations and Functions Miscellaneous Exercise Question 12
12. Let A={9,10,11,12,13} and let f : A (rightarrow) N be defined by f(n)=the highest prime factor of
Ncert Solutions Class 11 Chapter 2 Relations and Functions Miscellaneous Exercise Question 11
11. Let f be the subset of Z×Z defined by f={(ab,a+b) : a, b(in) Z}. Is f a
Ncert Solutions Class 11 Chapter 2 Relations and Functions Miscellaneous Exercise Question 10
10. Let A={1,2,3,4}, B={1,5,9,11,15,16} and f={(1,5),(2,9),(3,1),(4,5),(2,11)} Are the following true? (i) f is a relation from A to
Ncert Solutions Class 11 Chapter 2 Relations and Functions Miscellaneous Exercise Question 9
9. Let R be a relation from N to N defined by R={((a,b) : a, bin N) and
Ncert Solutions Class 11 Chapter 2 Relations and Functions Miscellaneous Exercise Question 8
8. Let f={(1,1),(2,3),(0,–1),(–1,–3)} be a function from Z to Z defined by (f(x)=ax+b), for some integers a, b.
Ncert Solutions Class 11 Chapter 2 Relations and Functions Miscellaneous Exercise Question 7
7. Let (f, g : Rrightarrow R ) be defined, respectively by f(x)=x+1, g(x)=2x–3. Find f+g, f–g and