Question

Plz answer the 3rd question...

Answer 1

Answer:

answer D bro hope it help you

Answer 2

$\huge\mathfrak{answer}$

b)K< 2

Solution:

x²+kx+1=0

The roots of the equation will be real and unreal when discriminat (D)=0

D=》b² - 4ac=0

=》k² -4.1.1=0

=》k²=4

=》k=root 4

Therefore, K=2

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