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Mathematics, 07.01.2021 17:50 looloo273

For all values of x,
f(x) = x2 + 3x
and
g(x) = x-4
Show that fg(x) = x²–5x+4

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For all values of x,
f(x) = x2 + 3x
and
g(x) = x-4
Show that fg(x) = x²–5x+4...

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