exam Maths Puzzle Numerical Ability

I need help to solve the equation h(X)=-32X^2/(50)^2+X+200

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exam Other Question

would you show me how to work this problem step - by - step?

there are two parts to this probem

b + 3 over b - b + 4 over b + 5 - 15 over b2 + 5b this is the same problem for can u show me how to do this problem -m2+14-(6m2+13+m2)