Steak2202
Steak2202
31-07-2017
Mathematics
contestada
Relations and functions need help please.
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Noah11012
Noah11012
31-07-2017
Just substitute the value of x back into the function.
So, [tex]f(x) = -x^2 + 1[/tex] becomes [tex]f(-3) = -(-3)^2 + 1[/tex]
[tex]f(-3) = 3^2 + 1 \\ \\ f(-3) = 9 + 1 \\ \\ f(-3) = 10[/tex]
So, f(-3) is equal to 10.
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