Wilsonb.19314's comments

addition-For f of g. Plus g of f. You could view f plus g as a new function. That's created by adding the other two functions.
example 1
f plus g of x

f of x plus g of x equel of 5x squared positive plus 4x positve 2 equel
the answer is 5x squared positive 4x positive 5

example number 2
f plux g of negative 2 put the answer of the example of number one and change all x and replace the negative 2 in x
5 times negative 2 suquared equal is 20 ,positive 4 times negative 2 equal is negative 8 ,positive 5
and add all positive 20 plus negative 8 plus positive 5 equel the answer is positive 17 more »