Question

A function is defined by f(x) = 2 x - 5. Then f ( 7 ) is :

a) 19 b) 14 c) 9 d) None​

Answer 1

Answer:

her put x=7

2*7-5=9

feel free to ask me any doubts

msg me your question any time

Answer 2

▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬

Question :

A function is defined by f(x)=2x-5 . then f(7) is

To find

f(7)=?

Solution :

$\large\implies \sf \: f(x) = 2x - 5$

$\large \implies \sf \: f(7) = 2(7) - 5$

$\implies \large \sf \: f(7) = 14 - 5$

$\implies \large \sf \: f(7) = 9$

➡ The answer will be f(7) =9