Question

4. If sin A = 4/5 , then find the value of the expression given below:
sin A - cot A
2 tan A​

Answer 1

Step-by-step explanation:

sinA=4/5

P/H=4/5

P²+B²=H²

=4²+B²=5²

=B²=25-16

=B²=9OR B=3

COT A=B/P=3/4

SIN A +COTA

4/5+3/4

=16+15/20

=31/20

TAN A =P/B

TAN A=4/3

2TAN A=8/3