exam Maths Puzzle Numerical Ability

2x^2+3x+5y^2-y-4=0


4x^2+20x+4y^2-16y-36=0


4x-3y+5=0

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exam Other Question

use the numbers 3, 5, 6, 2, 54 and 5 in that order to write an expression that has a value of 100 Make a mathematical argument that the two acute angles of a right triangle are complementary.