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Verified answer
Nomor 16 )f(x) = 2x-3
f(4a+5) = 2x-3
= 2(4a+5)-3
= 8a + 10 - 3
= 8a + 7 (C)
nomor 17)
(3x-5)(2x+4)
Verified answer
16). Bab : Fungsi KuadratPenyelesaian:
f(x) = 2x - 3
f(x) = 2(4a + 5) - 3
f(x) = 8a + 10 - 3
f(x) = 8a + 7 (C)
17). Bab : Pemfaktoran
Penyelesaian:
6x² + 7x - 20
= (3x - 4)(2x + 5)
Salah satu faktornya adalah 2x + 5 (A)