exam Maths Puzzle Numerical Ability

Hi, I need help with the problem:
3+ (1 + 2^3)^2

I keep getting different answers. When I worked it I got 68, but when I used my calculator it said 84.

Thanks

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exam Other Question

The apothems of two similar regular polygons are in the ratio 3:5. If the area of the larger polygon is 35m^2 find the area of the smaller polygon.

Can you tell me how to find t Plot the point with coordinates (-4,0)

Would that be a straight line from -4 to 0 on the y axis?