Question

X
For the real values of x, maximum value of
is
x²–5x+9
1) 1
2) 2
3)3​

Answer 1

Answer:

ғʀᴏᴍ ᴛʜᴇ ǫᴜᴇsᴛɪᴏɴ ɪᴛ ɪs ɢɪᴠᴇɴ ᴛʜᴀᴛ,

ʜɪɢʜᴇsᴛ sᴄᴏʀᴇ ɪɴ ᴛʜᴇ ᴄʟᴀss =

ʟᴇᴛ ʟᴏᴡᴇsᴛ sᴄᴏʀᴇ ʙᴇ ʟ

= × ʟᴏᴡᴇsᴛ sᴄᴏʀᴇ + = ʜɪɢʜᴇsᴛ sᴄᴏʀᴇ ɪɴ ᴛʜᴇ ᴄʟᴀss

= ( × ʟ) + =

= ʟ + =