Class 12 NCERT Maths – Exercise 7.4 Solutions
Q1. Evaluate Solution:Let , so . Substitute: So, Final Answer: Q2. Evaluate Solution:Write , which matches the formula: Let , so . So, Substitute back : Final Answer: Q3. Evaluate Solution:Let . So, Substitute back : Final Answer: Q4. Evaluate Solution:Write , which matches the formula: Let . So, Substitute back : Final Answer: Q5. […]