exam Maths Puzzle Numerical Ability

Can you please help me with this??

root 3x+4 - root 2x-4=2

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exam Other Question
i need to know how to graph:

h(x)=x^4+6x^3+8x^2-x


and how to factor:
h(x)=x^4+2x^3-23x^2+2x-24



thank you!!!!!!!

cubed root of 32 x^8 Y^11