1,043 prompts matching "Checking the determinant before attempting a 3 by 3 inverse"
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Learn: Making the coefficient of x squared equal to one first
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Quiz: Completing the square on x squared plus 6x
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Show All Working: Completing the square with a fractional coefficient of x
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Quiz: A negative value of b in the quadratic formula
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Show All Working: Choosing between factorising and the formula
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Learn: The sum of the roots as minus b over a
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Quiz: Finding the sum and the product without solving the equation
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Learn: What makes an expression in the roots symmetric
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Quiz: The value of one over alpha squared plus one over beta squared
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Learn: Making one unknown the subject of the linear equation
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Quiz: Solving the quadratic that results from the substitution
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Show All Working: A simultaneous pair in which the second equation is a circle
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Final Revision: Checking both solutions in both equations
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Learn: Forming the quadratic that decides where a line meets a curve
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Quiz: The condition for two points of intersection
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Show All Working: The point of contact when a line touches a curve
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Quiz: The leading term and the constant term
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Show All Working: Synthetic division as a shorter route
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Learn: The statement of the remainder theorem
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Learn: The statement of the factor theorem
You are my personal SS2 Further Mathematics tutor. Teach me the statement of the factor th