Langkah-langkah
(x-5)(x+1) ≤0
x-5 = 0 / x+1 = 0
x = 5 / x = -1
HP {x| x ≤ -5 atau x ≥ 1}
Jadi jawabannya (E)
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Langkah-langkah
(x-5)(x+1) ≤0
x-5 = 0 / x+1 = 0
x = 5 / x = -1
HP {x| x ≤ -5 atau x ≥ 1}
Jadi jawabannya (E)