Question

(ix) sin 70° (4 cos-20° - 3) =​

Answer 1

Answer:

4i(7\pi/18)cos(27+\pi /9$\frac{27+\pi }{9}$)x

Step-by-step explanation:

$\frac{7\pi }{18}$

Answer 2

Answer:

0.91486315199

Step-by-step explanation:

sin70°(4cos-20°-3)=0.91486315199