416 prompts matching "Squaring both sides safely when solving a surd equation"
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Worked Example: The continuity correction when approximating a discrete distribution
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WAEC Prep: The parameter in the vector equation of a line
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WAEC Prep: Converting the vector equation of a line into Cartesian form
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WAEC Prep: The vector equation of a line through a point in a given direction
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Worked Example: Squaring a complex number
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WAEC Prep: Solving a quadratic whose discriminant is negative
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Explain Back: Forming a quadratic equation with given complex roots
I have just studied forming a quadratic equation with given complex roots in my SS3 Furthe
Worked Example: Classifying a stationary point by the sign of the gradient either side
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WAEC Prep: The equations of motion for constant acceleration
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WAEC Prep: Why the sum to infinity fails when the ratio reaches one
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Practice: The middle term when the power is odd
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WAEC Prep: The remainder when a polynomial is divided by a quadratic
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Solve simultaneous equations using an inverse matrix #1
I am in SS 3. Show me how to write 2x + 3y = 7 and x - y = 1 as a matrix equation, find th
Solve simultaneous equations using an inverse matrix #2
I am in SS 3. Show me how to write 4x + y = 9 and 2x + 3y = 8 as a matrix equation, find t
Solve simultaneous equations using an inverse matrix #3
Show me how to write 3x - 2y = 4 and x + y = 6 as a matrix equation, find the inverse of t
Solve a quadratic equation with complex roots #1
I am in SS 3. Give me a quadratic equation problem where I need to solve x^2 + 4 = 0 for c
Solve a quadratic equation with complex roots #2
I am in SS 3. Give me a quadratic equation problem where I need to solve x^2 - 2x + 5 = 0
Solve a quadratic equation with complex roots #3
I am in SS 3. Give me a quadratic equation problem where I need to solve 2x^2 + x + 3 = 0
Kinematics: equations of motion practice #1
I am in SS 3. Give me a kinematics problem where a car accelerates from 5 m/s to 20 m/s in
Kinematics: equations of motion practice #2
I am in SS 3. Give me a kinematics problem where a ball is thrown vertically upward at 15