exam Maths Puzzle Numerical Ability

a^4b^2*ab^3

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exam Other Question

-ST-> bisects <RSV
m<RST = 2x + 3y
m<TSV = 3x � y + 2
m<RSV = 80
Find: x and y Use the fomula 1/f=1/a+1/i to find the image distance i for an object that is 2,000,000 mm from a 250mm telephoto lens.