मराठी

If one zero of the polynomial p(x) = 6x2 + 37x – (k – 2) is reciprocal of the other, then find the value of k. - Mathematics

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प्रश्न

If one zero of the polynomial p(x) = 6x2 + 37x – (k – 2) is reciprocal of the other, then find the value of k.

बेरीज

उत्तर

Let one zero be x and other zero be `1/x`

∴ Product of zeroes = `c/a`

`\implies x xx 1/x = (-(k - 2))/6`

`\implies` 1 = `(2 - k)/6`

`\implies` 6 = 2 – k

`\implies` k = 2 – 6 = –4

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