Siapa yang bisa ngerjain no 25 dan 26 ?? please kaka cepetan.
Jawaban Terkonfirmasi
F(-2) = -2a + b = -19
f(3) = 3a + b = 16 –
—————————-
-5a = -35
a = 7
-2a + b = -19
-2(7) + b = -19
b = -19 + 14
b = -5
f(1) = 7(1) + -5(1)
= 7 + -5
= -2
m = y2 – y1
————
x2 – x1
= 5-(-3)
———
-6-2
= 8÷ -8
m = -1