Math, asked by darshanpansare16, 5 months ago

(1) x2 - 7x + 5 = 0​

Answers

Answered by Anonymous
6

\huge\sf\underline\purple{Correct\:Question :- }

Compare the given quadratic equation to the general form and write values of a , b , c.

\sf{ {x}^{2} \: - \: 7x \: + 5 \: = \: 0 }

\huge\sf\underline\red{Solution :-}

\sf{ {x}^{2} \: - \: 7x \: + 5 \: = \: 0 } \\ \\ \sf{ Comparing\: with \: a{x}^{2} + bx \: + c = 0 , \: we \: get \:,} \\ \\ \sf{ a = 1 \: , \: b = - 7 \: , \: c = 5}

\huge\sf\underline\green{Similar\:Questions :-}

\sf\red{ Q1) \: {2m}^{2} = \: 5m \: - \: 5 }

\sf{ {2m}^{2} = \: 5m \: - \: 5 } \\ \\ \sf{2 {m}^{2} - 5m + 5 = 0 } \\ \\ \sf{Comparing \: with \: a {m}^{2} + bm + c = 0, \: we \: get ,} \: \\ \\ \sf{a = 2 \:, \: b = - 5 \: , \: c = 5}

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\sf\red{ Q2) \: \: \: \: {y}^{2} = \: 7y}

\sf{ {y}^{2} = \: 7y} \\ \\ \sf{ {y}^{2} - 7y = 0} \\ \\ \sf{ {y}^{2} - 7y + 0 = 0 } \\ \\ \sf{Comparing \: with \: a {y}^{2} + by + c = 0 , \: we \: get \: ,} \\ \\ \sf{ a = 1, \: b = - 7, \: c = 0}

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