1,301 prompts matching "Verifying an index law with numbers"
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WAEC Prep: The angle the resultant makes with the larger of two forces
Act as my WAEC Further Mathematics coach. I am in SS 3. Take me through the angle the resu
WAEC Prep: The triangle of forces used together with the cosine rule
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Practice: Using a binomial expansion to approximate a number
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WAEC Prep: Comparing the mean with the variance of a binomial distribution
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Spot My Mistake: The proportion of a normal distribution within one, two and three standard deviations
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WAEC Prep: The standard normal distribution, with mean nought and variance one
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Quiz: The direction of a vector as an angle with the x-axis
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Worked Example: The triangle law of vector addition
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Practice: The sum of a complex number and its conjugate
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Practice: The argument of a complex number in the second or third quadrant
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Practice: The addition of complex numbers shown on an Argand diagram
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Explain Back: The locus of a complex number at a fixed distance from a point
I have just studied the locus of a complex number at a fixed distance from a point in my S
Quiz: A rate of change problem about a vessel filling with water
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Spot My Mistake: Partial fractions with an irreducible quadratic factor
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Solve simultaneous equations with Cramer's rule (order 2) #1
I am in SS 3. Use Cramer's rule to solve 2x + 3y = 7 and x - y = 1. Set up the coefficient
Solve a 3x3 simultaneous equation system with Cramer's rule #1
I am in SS 3. Use Cramer's rule to solve the system x + y + z = 6, 2x - y + z = 3, x + 2y
Explain why a matrix with zero determinant has no inverse
I am in SS 3. Explain why a matrix cannot be inverted when its determinant is zero, and gi
Show all working: complex numbers and quadratics combined
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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
Worked Example: Simplifying an expression carrying both a negative and a fractional index
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