1,322 prompts matching "solve x^2+4x+13=0 giving the roots as complex numbers"
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Learn: The cube roots of unity
You are my personal SS3 Further Mathematics tutor. Teach me the cube roots of unity, worki
WAEC Prep: Differentiating the square root of a function
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Solve a 3x3 system using the inverse matrix method #1
Show me how to solve the system x+y+z=6, 2x-y+z=3, x+2y-z=2 by writing it as AX=B, finding
Solve a 3x3 system using the inverse matrix method #2
I am in SS 3. Show me how to solve the system 2x+y-z=5, x-y+2z=1, 3x+2y+z=10 by writing it
WAEC past-question practice: complex numbers #1
I am in SS 3. Give me a WAEC Further Mathematics past-question on complex number arithmeti
WAEC past-question practice: complex numbers #2
I am in SS 3. Set me a WAEC-style question on finding the modulus and argument of a comple
Practice: Rationalising a denominator of the form root a
Act as my SS3 Further Mathematics tutor. Give me five practice questions on rationalising
Explain Back: Rationalising a denominator of the form a plus root b using the conjugate
I have just studied rationalising a denominator of the form a plus root b using the conjug
Show All Working: Expressing a number in the form a root b
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Common Mistakes: Solving an equation in which the unknown sits under a root
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Show All Working: Solving a logarithmic equation and rejecting the invalid root
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Learn: The sum and the product of the roots read from the coefficients
You are my personal SS3 Further Mathematics tutor. Teach me the sum and the product of the
Practice: The condition for a quadratic equation to have equal roots
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Explain Back: The range of values of k for which the roots are real
I have just studied the range of values of k for which the roots are real in my SS3 Furthe
Spot My Mistake: Forming a new equation whose roots are the reciprocals of the original
Act as my SS3 Further Mathematics tutor. Work a question on forming a new equation whose r
WAEC Prep: Forming an equation whose roots are each two more than the original
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Show All Working: Finding a coefficient given a stated relation between the roots
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Common Mistakes: Symmetric functions when the three roots of a cubic are involved
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Learn: The sum of the roots of a cubic read from its coefficients
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Worked Example: The sum of the products of the roots of a cubic taken two at a time
Act as my SS3 Further Mathematics tutor. Take me through one full worked example on the su