Work out the value of 2^4

2x2x2x2 = 4x2x2 =8x2=16or(2x2)x(2x2)=(4)x(4)=16

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2/(y+4) + 3(y-2)


y = (x/3) - 14. Rearrange this equation to make x the subject.


solve 15x = 6x^3 + 8x^2


Find the coordinates of the point where lines 3x+5=y and 6y+x=11 intersect