Question

A function with an input of 1 has and output of 3. Which of the following could NOT be the function equation?

1. y= 3x
2. y= x+2
3. y= 4x-3
4. y= 4x-1

Answer 1

The answer is 3

y=4x-3❌

Explanation:

1)y=3x=3(1)=3✅

2)y=x+2=1+2=3✅

3)y=4x-3=4-3=1❌

4)y=4x-1=4-1=3✅

Answer 2

the answer would be 3!