Math, asked by khushi1029, 1 year ago

ans... the 11 question

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Answered by Anonymous
2
Hey!!

your answer is ----

we have ,

px(x-3)+9 = 0

=> px^2- 3px + 9 = 0

since, the given polynomial have equal roots

so, it discrimination D = 0

therefore , (-3p)^2 - 4×p ×9 = 0

=> 9p^2 - 36p = 0

=> 9p ( p -4) = 0

=> p-4 = 0

=> p = 4



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hope it helps you
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