1,334 prompts matching "find the coefficient of x^4 in the expansion of (1+3x)^7"
Showing only prompts that state their year. 35 more in this subject don't name one, so choose All years to see them.
Worked example: solving simultaneous equations with matrices
I am in SS 3. Show me one fully worked example of using the inverse matrix method to solve
Spot my mistake in a Cramer's rule solution
I am in SS 3. I solved a pair of simultaneous equations using Cramer's rule but I'm not su
Spot my mistake integrating a polynomial
I am in SS 3. I integrated a polynomial but I think I forgot the constant of integration o
Quiz me: matrices, determinants and inverses mixed
I am in SS 3. Quiz me with three short questions, one on matrix multiplication, one on a d
Show all working: calculus and stationary points multi-part
I am in SS 3. Give me a multi-part Cambridge Additional Mathematics style question: part (
WAEC Further Mathematics: complex numbers and Argand diagram question
I am in SS 3. Give me a WAEC Further Mathematics style question requiring me to plot a com
Teach me the Poisson distribution from scratch
I am in SS 3. Teach me what the Poisson distribution is, when we use it instead of binomia
Show All Working: A three-set Venn diagram drawn from a subject survey
Act as my WAEC Further Mathematics examiner. I am in SS 3. Set me a question on a three-se
Common Mistakes: Showing that intersection distributes over union
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Common Mistakes: A binary operation defined by arithmetic modulo n
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Final Revision: Proving that root 2 is irrational
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Common Mistakes: Solving an exponential equation using logarithms
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Common Mistakes: Proving that a quadratic expression is positive for every real x
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Final Revision: Solving a disguised quadratic by substitution
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Show All Working: Solving a cubic equation by factorisation
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Common Mistakes: Adding, subtracting and multiplying two polynomials
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Show All Working: Three roots in arithmetic progression in a cubic
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Common Mistakes: Three roots in geometric progression in a cubic
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WAEC Prep: Circular permutations of n objects round a table
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Common Mistakes: Arrangements restricted at the first or the last place
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