tolong secepatnya kaka :(
Matematika
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Pertanyaan
tolong secepatnya kaka :(
1 Jawaban
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1. Jawaban cicha718730
14. f(x) = 8 -3x
domain { -2, -1, 0, 1, 2}
f(-2) = 8 - 3(-2) = 8 +6 = 14
f(-1) = 8 -3(-1) = 8 +3 = 11
f(0) = 8 -3(0) = 8 - 0 = 8
f( 1) = 8 -3(1) = 8-3 = 5
f( 2) = 8 - 3(2) = 8 -6 = 2
range { 2, 5, 8, 11, 14 }
15. f(x) = 3x² -2x +4
f(-2) = 3(-2)² -2(-2) +4
= 3 (4) +4 +4
= 12 +8
= 20