1 Answers
Best Answer
Consider the function:
f(x)=5x+40
To calculate f(x) when x=-5
Substitute x=-5 in given function then,
f(−5)=5(−5)+40
=−25+40
=15
Hence the value of the function is 15 when x=-5
f(x)=5x+40
To calculate f(x) when x=-5
Substitute x=-5 in given function then,
f(−5)=5(−5)+40
=−25+40
=15
Hence the value of the function is 15 when x=-5