If f(x)=ax^2 +bx+c, g(x)= −ax^2 +bx+c where ac ≠ 0, then f(x)g(x)=0 has


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Question Number 109485 by ZiYangLee last updated on 24/Aug/20

$If f (x) = {a x}^{2} + b x + c, g (x) = - {a x}^{2} + b x + c$ $where a c \neq 0, then f (x) g (x) = 0 has$
	Answered by ajfour last updated on 24/Aug/20

	$f (x) g (x) = h (x) = {(b x + c)}^{2} - a^{2} x^{4}$ $h a s n o r e a l r o o t s, o n e r e a l r o o t o r$ $t w o r e a l r o o t s, n o t m o r e .$
	Commented by ZiYangLee last updated on 24/Aug/20

	$thanks$
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