He sum of two numbers is 43 and the difference is 5. What are the numbers ?
1 answer:
You might be interested in
Answer:
Step-by-step explanation:
To find the inverse of a function, first let y= f(x).
f(x)= 2x +3
Let y= f(x).
y= 2x +3
Next, make x the subject of formula.
y -3= 2x
Divide both sides by 2:
Replace x with f⁻¹(x) and y with x to obtain the inverse of the function.
Thus, the 2nd option is correct.