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Mathematics 21 Online
OpenStudy (anonymous):

If f(x) = 2x and g(x) = 5x then f(x) g(x) is 7x. TRUE OR FALSE

hartnn (hartnn):

its 5x*2x=10x^2 so false.

OpenStudy (anonymous):

Is there meant to be a symbol between f(x) and g(x)? If it's just \(f(x)g(x)\) then that's multiplication, and \(2x*5x\) does not equal 7x. Falsearoo.

OpenStudy (anonymous):

thanks :)

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