1,005 prompts matching "Solving an equation by first applying a double angle formula"
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Worked example: write the converse, inverse and contrapositive of 'if a number is even, then it is divisible by 2'
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Show all your working command word: simultaneous equations
I am in SS 2. Set me a linear-quadratic simultaneous equations question that instructs 'sh
Spot My Mistake: Solving a quadratic that must be rearranged before factorising
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Common Mistakes: Checking a completed square by expanding it again
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WAEC Prep: Forming an equation whose roots are alpha plus one and beta plus one
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Common Mistakes: A word problem giving one linear and one quadratic equation
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Common Mistakes: Multiplying one polynomial by another
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Final Revision: Checking a factorisation by expanding it again
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Worked Example: How many roots a cubic equation has
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WAEC Prep: Testing an argument for validity by truth table
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Explain Back: Arrangements restricted at the first letter
I have just studied arrangements restricted at the first letter in my SS2 Further Mathemat
Common Mistakes: A probability found by counting arrangements
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Worked Example: Reading the coefficients of an expansion off Pascal's triangle
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Quiz: Expanding a bracket to the power four using Pascal's triangle
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Explain Back: The sum of the entries in a row of Pascal's triangle
I have just studied the sum of the entries in a row of Pascal's triangle in my SS2 Further
Common Mistakes: The link between Pascal's triangle and combinations
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IGCSE Additional Maths Y11: Finding the angle at the centre from a given arc length — Spot My Mistake
I am a Year 11 pupil taking Cambridge IGCSE Additional Mathematics. Work a question on fin
IGCSE Additional Maths Y11: An angle given as a multiple of pi — Common Mistakes
I am a Year 11 pupil taking Cambridge IGCSE Additional Mathematics. Show me the mistake ca
IGCSE Additional Maths Y11: The chord length found from the radius and the angle — Explain It Back
I am in SS 2. I have just studied the chord length found from the radius and the angle for
IGCSE Additional Maths Y11: A shaded region made of a sector and a triangle — Spot My Mistake
I am a Year 11 pupil taking Cambridge IGCSE Additional Mathematics. Work a question on a s