The coefficient is the number in front of the variable. If there isn't a number, it is understood to be a 1
Answer:
Cos (5π/3)
Cos (π/6)I think this one
Answer:
see explanation
Step-by-step explanation:
The sum of the first 9 consecutive odd numbers is
1 + 3 + 5 + 7 + 9 + 11 + 13 + 15 + 17 = 81
<span>89 is the correct answer.
</span>
