Answer:
a) 
b) 
when 
Step-by-step explanation:
since y varies inversely with x.
We need to find the constant, k.
Let's use a point (x,y) on the curve.
We are given an (x,y)=(5,10):
Multiply both sides by 5:
.
So the equation is:
What is y when x=2?
Answer:
6.2
Step-by-step explanation:
First you need to follow order of operations, so you do division first (4.2/0.7), which leaves you with 6. Then you just complete the equation from left the right as normal, which leaves you with 6.2.
Answer:
0
Step-by-step explanation:
2-2=0 -3-4=-7 0/-7=0
Here is your answer mate ,
10.7142860
Or
11
Hope it helps
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