Mathematics
kiwiigamer21
2016-04-26 03:40:27
If f(x)=the square root of x+12 and g(x)=2 times the square root of x, what is the value of (f-g)(144)?
ANSWERS
clen4950
2016-04-26 06:49:06

[latex](f-g)(144) = sqrt{144}+12-2 sqrt{144} \(f-g)(144) = 12+12-2*12 \ (f-g)(144) = 24-24 \ (f-g)(144) = 0[/latex]

Emmitt384
2016-04-26 06:50:21

If (f-g)(144) plug 144 for x and g You get f(x) = f(144) = √144 + 12 = 12 + 12 = 24 g(x) = g(144) = 2√144 = 2*12 = 24 f-g = 24-24 = 0

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