801 prompts matching "Solve 2x^2 - 5x - 12 = 0 with full exam working"
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Worked example: use matrices to solve the simultaneous equations 2x+y=8 and x-y=1
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Find sum and product of roots of 2x^2 - 5x + 3 = 0
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Worked example: expanding (2x-3)^5 using the binomial formula
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Worked example: solving an equation with logarithms to the same base
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Worked example: solving a quadratic with complex roots
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Worked example: an AP with first term 5 and common difference 3, find the 20th term and the sum of the first 20 terms
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Worked example: a GP with first term 4 and common ratio 2, find the 8th term and the sum of the first 8 terms
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Worked example: a GP with first term 100 and common ratio 0.5, find the sum to infinity
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Worked example: differentiate y = 3x^4 - 2x^3 + x - 7
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Worked example: find the equation of the tangent to y = x^2 - 5x + 6 at the point where x = 1
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Worked example: differentiate y = (2x-1)(x+3) after expanding it first
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Worked example: find the equation of a circle with centre (2,-1) and radius 4
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Worked example: solve x^2+4x+13=0 giving the roots as complex numbers
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Worked example: find the term in x^3 in the expansion of (2x-1)^6
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Show All Working: Completing the square with a fractional coefficient of x
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Show All Working: Factorising a polynomial with fractional roots
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Show All Working: A circular arrangement with one fixed seat such as the head
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Show All Working: Selecting a committee with the chairman named separately
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Worked Example: Counting the total outcomes with combinations
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IGCSE Additional Maths Y11: Solving an equation within a stated range of radians — Worked Example
I am a Year 11 pupil taking Cambridge IGCSE Additional Mathematics. Take me through one co