exam Maths Puzzle Numerical Ability

Solve:
a) log(x-2)+log(x+1)=1
b) 4(^1-x)=3*5^x
c) logbase2(1-x)+logbase2(4x+1)=0

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exam Other Question

x^2+5x+4 over 3x+12 Sketch a graph of the following trigonometric function.

g(x) = tan (-pi + x/2)