Question

What is the output of the function y=2x+4 if the input is −2?Use the on-screen keyboard to enter your answer.

Answer 1

y=2x+4

input is -2 gives

y=2(-2)+4

y=-4+4=0

Answer 2

Given; y=2x+4

To Find; Output of the function

Solution; In this, a linear equation in form of x and y is given. Here we have to find the output of the function we have to put the value of x as -2

y=2x+4

y=2*-2+4

y=0

Hence the result is zero