The range is the biggest number minus the smallest so 26 and 45. The answer is 19, C
Answer:
250
1250
6250
Step-by-step explanation:
ratio is 5
so a is 50 * 5 and so on
Answer:
& 
Step-by-step explanation:
I'm sure you are familiar with the product rule,
If y = u*v => dy/dx = u * dv/dx + v * dy/dx <----- product rule
In this case:

Now remember the sum rule:

For this second bit we apply the chain rule:

If we substitute these values back into the expression...
...we get the following:

The rest is just pure simplification:

Now let's equate this to equal 8 for the second bit and solve for x:

Answer: 330
Step-by-step explanation: