07-08-2018
Mathematics

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Function A f(x) = -2x + 10

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07-08-2018

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A 'zero' of the function is a value of 'x' that makes the function zero.

2x - 10 = 0

Add 10 to each side:

2x = 10

Divide each side by 2 :

x = 5

f(5) = 0

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