Question

Please solve it guys. Its class 10 cbse board exams question.

Answer 1

Answer:

1.25

Step-by-step explanation:

(sin47°/cos43°)² + (cos30°/cos30°)² - (sin60°)²

(sin47°/sin(90°-47°))² + (1)² - (√3/2)²

(sin47°/sin47°)² + 1 - 3/4

(1)² + 1 - 3/4

1 + 1 - 3/4

2 - 3/4

(8-3)/4

5/4

1.25