exam Maths Puzzle Numerical Ability

Solve for x:
a) (3x+2)(^1/4)=2(^1/2)
b) (x-7)(^3/4)=8(^1/4)
c) (2x-9)(^2/3)=8(^4/3)

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exam Other Question

3. Sketch the following parabolas. Write whether the roots are real or complex numbers.

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