Expand (x-5)(x+6)

  1. expand the brackets X2 + 6x - 5x - 30 2) collect like terms X2 + x - 30
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A line has equation y=3x+4, state the gradient and the y-intercept


Expand the brackets: (x-3)(x+4)


Solve simultaneously. x^2+y^2 = 25 ; y - 3x = 13


There is a right angled triangle, you know the length of the hypotenuse (6) and one other side (3), can you calculate the third side of the triangle?


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