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g(3)=5(3)-11=15-11=4gg(3)=g(4)=5(4)-11= 20-11=9fgg(3)=f(9)=92=81fgg(3...
In these simultaneous equations, there are two unknowns. The first is x, the second is y. The aim of a question like this is to find what x and y are equal too. A method to doing this is to rewrite one eq...
length x width = area (as rectangle)(x-4)(x-5)=12x2-9x+20=12x2SMAnswered by Simon M. • Maths tutor3370 Views
Firstly, as it's highest term is x2, it must only have two factor brackets, so the answer has to look like (x + a) * (x + b).Then, to make 6x, we need the a and b term to be either 5 and 1, 4 a...
(x+1)2 + 2x(2x+3) / 2x(x+1)
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