Question should be sin 20 cos 10 + cos 20 sin 10
remember sin (a+b) = sin a cos b + cos a sin b ?
sin 20 cos 10 + cos 20 sin 10
= sin (20+10)
= sin 30
= 1/2
Answer:
When multiplying zeros, you first remove the zeros.
So,
2 x 7 = 14
Then you add the zeros to the answer.
We had three zeros
So we add three zeros to 14
14,000
Answer:
98.
Step-by-step explanation:
90/3=30 30*(15)=450 450 is your answer.
