Penjelasan dengan langkah-langkah:
3 = a(0-2)² + 5
-2 = 4a
a = -½
y = -½(x - 2)² + 5
y = -½(x² - 4x + 4) + 5
y = -½x² + 2x - 2 + 5
y = -½x² + 2x + 3
Jawaban:
3 = a ( 0 - 2 )² + 5
y = -1/2 ( x - 2)² + 5
= -1/2 (x² - 4x + 4 ) + 5
= -1/2x² + 2x - 2 + 5
= -1/2x² + 2x + 3
Penjelasan :
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Penjelasan dengan langkah-langkah:
3 = a(0-2)² + 5
-2 = 4a
a = -½
y = -½(x - 2)² + 5
y = -½(x² - 4x + 4) + 5
y = -½x² + 2x - 2 + 5
y = -½x² + 2x + 3
Jawaban:
3 = a ( 0 - 2 )² + 5
-2 = 4a
y = -1/2 ( x - 2)² + 5
= -1/2 (x² - 4x + 4 ) + 5
= -1/2x² + 2x - 2 + 5
= -1/2x² + 2x + 3
Penjelasan :