Math, asked by Kritisundar02, 9 months ago

if 2x²+bx+5=0, and the sum of two factors is 3
then find, b=?

Answers

Answered by dhruvsh

7

Answer:

By the basic relationship in polynomials

We can say,

-b/2 = Sum of roots

So, b = -6

Answered by sonabrainly

0

Answer:

Step-by-step explanation:

Sum of roots = alpha + beta = -b/a = 3

a = 3 - b

product of roots = ab

(3-b)(b)

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