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Answered

What must be the value of "k" so that the given quadratic equation will have one real root? x2 + 4x – k = 0

a. -4
b. -2
c. 4
d. 2​

Sagot :

MANAGUITMATTHEWIN

Answer:

D.2

Step-by-step explanation:

baka lng ha di ako sigurado

HAZELOCAMPO13IN

Answer:

C & B

Step-by-step explanation:

[tex]x = - 2 + \sqrt{4} + k \\ x = - 2 - \sqrt{4} + k[/tex]

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