Question

The value(s) of K for which the quadratic equation 2x^2 +Kx +2 has equal roots, is

A) 4

B) +-4

C) -4

D) 0​

Answer 1

Answer:

B)+-4

Step-by-step explanation:

k^2-4*2*2=0

k^2-16=0

k^2=16

k=+-4

this is the answer

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Answer 2

Answer:

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