Math, asked by sanidhyahaldaniya958, 11 months ago

for a quadratic equation whose roots are given -3 and -7

Answers

Answered by NakkaRuchir150

What we should find then?

sanidhyahaldaniya958: we have to form quadratic equation from the given roots

NakkaRuchir150: oh sry

Answered by sumanta28

the equation will be ......

x^2- {(-3+ (-7)} x + -3×(-7) =0.

x^2 +10x -21=0.

sumanta28: please mark it as a braintest answer.

sanidhyahaldaniya958: can u tell step by step because i got the answer x^2 -10x+21=0

sumanta28: actually if the roots of the quadraict equation are a and b then the equation will be x^2-(a+b)x+ab =0

sumanta28: hope it helps you .

sumanta28: please mark it as a braintest answer.

sanidhyahaldaniya958: ok

sumanta28: thanks

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