Answer: 21
Step-by-step explanation:
The reason why it's 21 because when you divide 126/6 you get a whole number instead of a mixed number.
Answer: 0.014
Step-by-step explanation: 5 divided by 18!
A
i need to put 20 characters in here so imma tell you, just use desmos.com. if you type in the equations, it’ll show you the graph
From symmetry of sin(x) about pi/2, we know that sin(x)=sin(pi-x).
Therefore
sin(x)+sin(pi-x)=sin(x)+sin(x)=2sin(x).