Write the equation for the quadratic function in the graph

Johhan Santana asked Jul 21, 2023

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Johhan Santana asked Jul 21, 2023

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19 votes

Answer:

${x}^(2) - 16 = 0 \: is \: the \: equation$

Explanation:

$x = - 4 \\ or \: x = 4$

$(x + 4) = 0 \: or \: (x - 4) = 0 \\ (x + 4)(x - 4) = 0 \\ open \: the \: bracket$

x(x - 4) + 4(x - 4) = 0

${x}^(2) - 4x + 4x - 16 = 0 \\ {x}^(2) - 16 = 0$

Sam Zhou answered Jul 27, 2023

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