rijalsandiya
rijalsandiya rijalsandiya
  • 02-08-2022
  • Mathematics
contestada

prove:- sin^2A-cos^2B=sin^2B-cos^2A
​

Respuesta :

durgabasnet452
durgabasnet452 durgabasnet452
  • 02-08-2022

Step-by-step explanation:

1: change 'sin²A' and 'cos²B' into (1-cos²A)and (1-sin²A) respectively.

2:open the brackets and put signs accordingly.

3: cancel (-1) and (+1).

4: remaining is your answer.

Ver imagen durgabasnet452
Answer Link

Otras preguntas

What's the other term for: one who overindulges in food and drink
a subway train starts from rest at a station and accelerates uniformly at 1.8m/s^2 for 15 sec. then it runs at a constant speed for the next 35 sec. before dece
name a metal that doesn't conduct electricity
How would you call in other words to scold or punish severely
What's the term for: unwilling to bend; unyielding
What's the other term for: lacking respect; scornful
What is the answer to 12-2x6+2/2
What's the term for: unwilling to bend; unyielding
What's the other word a weak or lifeless feeling
What is the highest mountain on each continent?