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Verified answer
Rumus ABC =berarti 4=
karena a=1 maka substitusi
4=
8=b
m=8
Verified answer
X² - mx + 4 = 0a = 1 ; b = - m ; c = 4
Rumus ABC :
( - b ± √D) / 2a
4 ± 2√3 = (-(-m) ± √D) /(2(1))
4 ± √12 = ( m ± √D) / 2
2(4 ± √12) = m ± √D
8 ± √48 = m ± √D
Maka m = 8