Penyelesaian dari 25a2 – 4 = 0
Jawaban Terkonfirmasi
25a² – 4 = 0
( 5a + 2 ) ( 5a – 2 ) = 0
5a = -2
a = -2/5
5a = 2
a = 2/5
Jawaban Terkonfirmasi
25 a² – 4 = 0
(5a+2)(5a-2) = 0
jadi 5a+2 = 0 atau 5a-2 = 0
5a + 2 = 0
5a = -2
a = – 2/5
5a – 2 = 0
5a = 2
a = 2/5
jadi a = 2/5 atau a = – 2/5