Question

In triangle ABC right angled at b, sin c=513. Find (i) sin A (ii) cos A (iii) cos C​

Answer 1

Answer:

sorry

Step-by-step explanation:

for your another question

I was wrong

here is the right answer

144=x^2+10x

x^2+10x-144=0

after factorising we get

here again I couldn't solve the question