1,045 prompts matching "The units of mass, and the SI unit"
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Worked example: simplify (2+i)(3-4i)
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Worked example: simplify (4+3i)/(1-2i)
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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 AB where A = [[1,2],[3,4]] and B = [[2,0],[1,3]]
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Worked example: find A+B and A-B where A = [[1,-2],[3,0]] and B = [[4,1],[-2,5]]
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Worked example: how many ways can a committee of 4 be chosen from 10 people
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Worked example: expand (1-x)^4 fully and use it to estimate (0.98)^4
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Worked example: determine whether p IMPLIES q is logically equivalent to (NOT p) OR q
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Real-life application of quadratic equations
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Real-life application of polynomials
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Real-life application of cubic equations
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Real-life application of truth tables
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Real-life application of permutations
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Real-life application of combinations
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Real-life application of cyclic permutations
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Real-life application of indices
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Real-life application of surds
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Real-life application of logarithms
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Real-life application of coordinate geometry
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Real-life application of trigonometric equations
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