When you square root something’s it’s times by the same number
-1 squared =-1•-1
1•1=1
-•-=+
-1•-1=+1
=1
Answer:
13 is the answer ok I know but cheating in exam is bad
Answer:
height ×base divided by two
At break-even C = R so we have:-
20n + 134,000 = 160n
140n = 134,000
answer = 134,000 / 140 = 957
