CBSE Class 10 Math 2023 Delhi Set-1 Solved Paper

Question : 25

Total: 38

(A) Evaluate ‌

5cos260∘+4 sec230∘−tan245∘

sin‌230∘+cos230∘

OR
(B) If A and B are acute angles such that sin‌(A−B)=0 and 2‌cos(A+B)−1=0, then find angles A and B.

Solution: 👈: Video Solution

Go to Question:

Prev Question

Next Question