Nomot 1
3 (x - 4) = x + 2
3x - 12 = x + 2
3x - x = 2 + 12
2x = 14
x = 14/2
x = 7
Nomor 2
4√50/√2 =
4 √25 . 2 / √2 =
4 . 5 √2 /√2
4 .5 . 1 =
20
Momor 3
Cermin Sumbu y
(x, y) => (-x, y)
P(1,1) => (-1,1)
Q(-1,0) => (1 , 0)
R(2,-2) => (-2 , 2)
Sangat Gampang Bukan?, haha
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Nomot 1
3 (x - 4) = x + 2
3x - 12 = x + 2
3x - x = 2 + 12
2x = 14
x = 14/2
x = 7
Nomor 2
4√50/√2 =
4 √25 . 2 / √2 =
4 . 5 √2 /√2
4 .5 . 1 =
20
Momor 3
Cermin Sumbu y
(x, y) => (-x, y)
P(1,1) => (-1,1)
Q(-1,0) => (1 , 0)
R(2,-2) => (-2 , 2)
Sangat Gampang Bukan?, haha