Write 2x² +16x+85 in the form a(x + b)²+c, where - вопрос №2008794621685 от Девчуля08 27.04.2022 10:14

Question

Математика: Write 2x² +16x+85 in the form a(x + b)²+c, where a, b and c are integers (whole numbers) to be found.

Девчуля08 · Answer

2(x+4)²+53a=2, b=4, c=53Пошаговое объяснение:a(x + b)²+c, a=?  b=?  c=?2x²+16x+85=(2x²+16x)+85= 2(x²+8x)+85=2(x²+2*4x+4²)-2*4²+85==2(x+4)²-32+85=2(x+4)²+53a=2, b=4, c=53...