655 results authored by Christian Lawson-Perfect - search across all users.
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3 questions. One question on limits of standard sequences. Other two on finding least $N$ such that $|a_n-L |\lt 10^{-r},\;\;n \geq N$ where $L$ is limit of $(a_n)$.
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3 questions. Finding the stationary points of functions of 2 variables.
Partial differentiation.
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8 questions using logarithms. 7 questions use logarithms to solve equations.
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5 questions on finding local and global maxima and minima on compact intervals and on the real line for differentiable functions.
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4 questions. Qualitative, quantitative random variables, types of sampling, frequencies, stem and leaf plot, descriptive statistics.
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7 questions on numeric fractions.
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2 questions. First question divides a cubic by a linear polynomial. The second divides a degree 4 polynomial by a degree 2 polynomial.
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6 questions on standard statistical distributions.
Binomial, Poisson, Normal, Uniform, Exponential.
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26 questions: Product Rule, Quotient Rule and Chain Rule. For those that want a thorough testing of their basic differentiation using the standard rules.
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5 questions on vectors. Scalar product, angle between vectors, cross product, when are vectors perpendicular, combinations of vectors defined or not.
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9 questions: Expanding out expressions such $(ax+b)(cx+d)$ etc.
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3 questions on factorising quadratics. The second question also asks for the roots of the quadratic. The third question involves factorising quartic polynomials but which are quadratics in $x^2$.
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4 questions involving hyperbolic functions.
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Implicit differentiation including finding tangents
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5 questions on using substitution to find indefinite integrals.
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4 questions on integrating by parts.
