1,305 prompts matching "Surds that cannot be combined at all"
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Worked Example: The total moment of three parallel forces about one end
Act as my SS3 Further Mathematics tutor. Take me through one full worked example on the to
Quiz: A rod resting against a wall, and the concurrence of its three forces
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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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Practice: Converting a complex number from polar form back to a plus bi
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Explain Back: Raising a complex number to a power by de Moivre's theorem
I have just studied raising a complex number to a power by de Moivre's theorem in my SS3 F
Explain Back: The line of best fit, and the regression line
I have just studied the line of best fit, and the regression line in my SS3 Further Mathem
Why is matrix multiplication not commutative
Explain in simple terms why AB is not usually equal to BA for matrices, using a worked 2x2
Explain the identity matrix
Explain what the identity matrix I is and show, with a 3x3 numerical example, that AI = IA
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
WAEC past-question practice: complex numbers #1
I am in SS 3. Give me a WAEC Further Mathematics past-question on complex number arithmeti
Explain WAEC Further Mathematics marking scheme style
I am in SS 3. Explain how WAEC typically awards method marks versus accuracy marks in Furt
WAEC Further Mathematics command words explained
I am in SS 3. Explain what WAEC command words like 'evaluate', 'hence', 'show that' and 'd
Explain-back: complex conjugates
I am in SS 3. Let me explain what a complex conjugate is and why we multiply by it when di
Learn: Simplifying a surd by extracting the largest perfect square
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Worked Example: Collecting like surds in a single sum
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Quiz: Multiplying two surds and simplifying the result
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Practice: Converting between index form and logarithm form
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Practice: Finding alpha minus beta from the sum and the product
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Explain Back: Finding alpha squared beta plus alpha beta squared
I have just studied finding alpha squared beta plus alpha beta squared in my SS3 Further M