exam Maths Puzzle Numerical Ability

Discuss the advantages of using PEMDAS in simplifying an expression. Also, compare and discuss how you can have different answers to the same expressions with or without the applic

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exam Other Question

Are the following lines parallel, perpendicular, or neither?

L1 with equation x-2y=10

L2 with equation 2x+y=2
Find the imaginary solutions: x^2 + 20x + 101 = 0