Answer:
3
Step-by-step explanation:
3 is the coefficient of c as it is a constant, whereas a and b are variables, subject to change.
Solution: The missing reason in Step 8 is substitution of
.
Explanation:
The given steps are used to prove the formula for law of cosines.
From step 5 it is noticed that our equation is
..... (1)
From step 7 it is noticed that the value of
is
.
So by substituting
for
in equation (1) we get the equation of step 8, i.e.,

Hence, the missing reason in Step 8 is substitution of
.
Answer: (a). M=7x180+39+700. (B) $731
Step-by-step explanation:
Answer:
I think 4000 worker and I will be there at some point today and I
Answer:
Step-by-step explanation:
-5,-3,-2,-1,0,1,3,4,6