755 prompts matching "What the formula gives when the discriminant is nought"
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Quiz me rapid-fire on nth term formulas
I am in SS 1. I attempted an Additional Maths question on a rapid quiz where I am given a
Coordinate geometry proof: isosceles triangle
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Explaining why a^1/n means the nth root of a
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Comparing the size of two surds
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Distinguishing rational and irrational numbers
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Proving a surd statement is true or false
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Explaining why we rationalise denominators
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Subsets of a given set
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Finding the nth term of an arithmetic sequence
I am in SS 1. I'm going to explain finding the nth term formula of an arithmetic sequence,
Finding the number of terms in an arithmetic series
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Sum of the first n terms of a geometric series
I am in SS 1. I'm going to explain using the formula Sn = a(r^n - 1)/(r - 1) to find the s
Solving for x when three terms are in geometric progression
I am in SS 1. Teach me finding the value of x given that three algebraic expressions in x
Finding which term of a sequence equals a given value
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Sum of the first n odd numbers
I am in SS 1. Quiz me with 4 short Additional Maths questions on proving and using the fac
Reviewing every sequence and series formula before a test
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Alternating sequences and their pattern
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Distance between two coordinate points
I am in SS 1. I attempted an Additional Maths question on finding the distance between two
Dividing a line segment in a given ratio
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Finding the equation of a circle from its centre and radius
I am in SS 1. Teach me finding the equation of a circle in the form (x-a)^2 + (y-b)^2 = r^
Locus problem: points equidistant from two fixed points
I am in SS 1. Quiz me with 3 short Additional Maths questions on a locus-style coordinate