755 prompts matching "find the unit vector in the direction of (6,8)"
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Distinguishing gradient sign: positive, negative, zero, undefined
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Dividing algebraic fractions
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Power of a power rule
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Simplifying a mixed index expression
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Standard form calculations using indices
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Index notation for a nested root
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Solving 4^x = 8^(x-1) by matching bases
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Solving 9^x x 3^(x+1) = 1
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Simplifying an algebraic fraction with index rules
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Evaluating (1/2)^-3 without a calculator
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Index equation with equal exponents, unknown base
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Index law shortcuts for mental exam questions
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Simplifying a surd by extracting square factors
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Adding surds that need simplifying first
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Expanding a binomial surd bracket
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Rationalising a more complex conjugate denominator
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Surd answers in area and perimeter questions
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Distinguishing rational and irrational numbers
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Surd word problem: diagonal of a rectangle
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Proving a surd statement is true or false
I am in SS 1. I attempted an Additional Maths question on proving whether a given surd sta