Write the expression as the
sine or cosine of an angle.
sin 42° cos 17° - COS 42° sin 17°

sin 25°

Step-by-step explanation:

sin 42° cos 17° - cos 42° sin 17°

= sin (42° - 17°)

= sin 25°

step-by-step explanation:

6.48/4 4 goes into 6.48 1.62 times

hello :

by applying the distributive property :

6 × 4.3 = 6 × ( 4 + 0.3 )

            =   (6 ×   4) + (6 ×   0.3)

            = 24 + 1.8

6 × 4.3 = 25.8