exam Maths Puzzle Numerical Ability

(x+y)2-3
__________ x=1/2 y=-3/2
x+y

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exam Other Question

I am not sure how to write this problem; I need help with the steps to figure the answer out. x 3/2power = 125

I do not understand how to start this. I appreciate any assistance, thank you. Please help. I am not sure about the topic because I am not sure which topic to pick

Multiply.

9q^8 � 9q^5

Thanks
JMS