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length x width = area (as rectangle)(x-4)(x-5)=12x2-9x+20=12x2SMAnswered by Simon M. • Maths tutor3643 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)
Two lines are parallel when they have the same gradient.When the equation is written in the form: y = mx + c, m is the gradient. We need to arrange our equations in the form y = mx + c as this...
Simplify: 6y2 +7y - 6y - 4 - 3y2The first step is to group the terms of the equation into y2 terms, y terms and terms with no y:This gives, 6y2 -3y<...
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