human
Determine the function of a single function machine used to create an algebraic expression Tom and Katie are discussing this function machine ![A function machine with an input of a+4, the function is not labelled and then an output of 4a+4]() Tom says the function could be \( +3 a \)
Katie says the function could be \( \times 4 \)
Who do you agree with? Both Tom and Katie
gpt
Only multiplies the first term in the expansion of a bracket