Question

Which of the following sign is used for entering a function
a) f(x).
b) f(y)
c) f(2)​

Answer 1

Answer: A

Explanation: the sign is used mostly because the questions mostly gives you certain values and you must find anothe value that multiplies to give you exactly what you need

eg:

i need 32:

f(x)= 2

4(x)+3(x)+10(x)+3(x)=32

=4(2)+3(2)+10(2)+3(2)

=8+6+20+6

=32