1,044 prompts matching "Simplifying the answer once the denominator is rational"
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IGCSE Additional Maths Y11: The ratios of an angle given in radians — Exam Technique
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IGCSE Additional Maths Y11: Sketching y equals cos x plus 1 — Spot My Mistake
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IGCSE Additional Maths Y11: Reading the number of solutions off a trigonometric graph — IGCSE Exam Practice
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IGCSE Additional Maths Y11: The symmetry of the sine and cosine graphs — Show All Working
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IGCSE Additional Maths Y11: Comparing the sine graph with the cosine graph — Exam Technique
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IGCSE Additional Maths Y11: An identity that involves a fraction — Spot My Mistake
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IGCSE Additional Maths Y11: The identity for one minus cos squared — Show All Working
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IGCSE Additional Maths Y11: The commonest error made in proving an identity — Exam Technique
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IGCSE Additional Maths Y11: Solving an equation with a phase shift inside the bracket — Practice Set
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IGCSE Additional Maths Y11: An equation solved by the substitution t equals tan x — IGCSE Exam Practice
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IGCSE Additional Maths Y11: Finding every solution rather than only the first — Show All Working
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IGCSE Additional Maths Y11: Forming numbers greater than a stated value — Spot My Mistake
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IGCSE Additional Maths Y11: The number of four-letter codes from a given alphabet — IGCSE Exam Practice
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IGCSE Additional Maths Y11: Permutations where one item is fixed in place — Show All Working
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IGCSE Additional Maths Y11: Permutations counted by choosing first and arranging after — Common Mistakes
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IGCSE Additional Maths Y11: Selections where the order within the group matters afterwards — IGCSE Exam Practice
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IGCSE Additional Maths Y11: The coefficient of a stated term in a Cambridge question — Practice Set
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IGCSE Additional Maths Y11: Using an expansion to approximate a small power — Spot My Mistake
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IGCSE Additional Maths Y11: The sum of the coefficients of an expansion — IGCSE Exam Practice
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IGCSE Additional Maths Y11: The greatest coefficient in an expansion — Show All Working
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