Math, asked by sofiyasandi, 1 month ago

give me a answer in english ​

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Answers

Answered by nasrin67
1

p(x) =kx²-10x+3

p(3) =k(3) ²-10(3) +3

=9k-30+3 =0

= 9k-27=0

= 9k = 27

=k =27/9

=k=3

Here is your answer (✿❛◡❛)

Answered by kinzal
2

Given :-

  • ɪғ x = 3 ɪs ᴏɴᴇ ʀᴏᴏᴛ ᴏғ ᴛʜᴇ ϙᴜᴀᴅʀᴀᴛɪᴄ ᴇϙᴜᴀᴛɪᴏɴ ᴋx² - 10x + 3 = 0 , ᴛʜᴇɴ ғɪɴᴅ ᴛʜᴇ ᴠᴀʟᴜᴇ ᴏғ 'ᴋ'

To Find :-

  • ғɪɴᴅ ᴛʜᴇ ᴠᴀʟᴜᴇ ᴏғ 'ᴋ'

Required Answer :-

  • ɪғ ᴡᴇ ᴘᴜᴛ ᴛʜᴇ ᴠᴀʟᴜᴇ ᴏғ x = 3
  • ʜᴇɴᴄᴇ,

━☞ \:  \: kx ^{2}  - 10x + 3 = 0 \:  \:  \:  \:  \:  \:  \:  \: \\  \\ ━☞ \:  \: k {(3)}^{2}  - 10(3) + 3 = 0 \\  \\ ━☞ \:  \: k(9) - 30 + 3 = 0 \:  \:  \:  \:  \:  \:  \:  \:  \:  \\  \\ ━☞ \:  \: 9k - 27 = 0 \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:   \:  \\  \\ ━☞ \:  \: 9k = 27 \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:   \: \\  \\ ━☞ \:  \: k =  \frac{27}{9}  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \\  \\ ━☞ \:  \: k = 3 \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:

I hope it helps you ❤️✔️.

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