Question

Tan A =
$\frac{1}{ 3}$

find
$2 sinacosa$
​

Answer 1

Answer:

tan a is sin a/cos a

Step-by-step explanation:

sin a = 1

and cos a = 3

2×1×3

6 is the answer

Answer 2

tanA = 1/3.

As tan = sin/cos

=> sinA/cosA = 1/3

sinA = 1 and

cosA = 3

2sinAcosA = 2 × 1 × 3

= 6