A recipe that serves 10 uses 5 teaspoons of molasses. How many teaspoons are needed to serve 6?
1 answer:
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<span>f(x) = the quantity of x plus 7, divided by 5
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To get the inverse of any function f(x) [ just make sure that it passes the horizontal line test] follow the steps:
- Solve for x, i.e separate x in one side and the other terms in the other side, included f(x).
- Swap x and f(x).
- The result is the inverse of the original
function
So that:
and for the value of 3:
I hope that helps!
Answer:
8.06
Step-by-step explanation:
Use the Pythagorean theorem:
The hypotenuse is always the slanted side, or c (x in this picture), but the other numbers can be interchanged. Doesn't matter.
Plug the numbers 4 and 7 into the formula.
Now evaluate them to get
16+49=65
To get c, take the square root of 65