755 prompts matching "The triangle of forces used together with the cosine rule"
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Index laws with an unknown letter base
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Verifying an index law with numbers
I am in SS 1. I'm going to explain verifying that a^m divided by a^n equals a^(m-n) using
Rationalising a denominator with a surd and integer
I am in SS 1. I'm going to explain rationalising a denominator such as 6 divided by (2 roo
Rationalising using the conjugate
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Solving a surd equation with terms on both sides
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Rationalising and then simplifying fully
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Surds combined with algebraic terms
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Logical reasoning with 'and' versus 'or' in sets
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Number of elements in a set from a Venn diagram region count
I am in SS 1. I'm going to explain counting n(A only), n(B only) and n(A and B) separately
Applying the sum to infinity formula when the ratio lies between minus one and one
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Explaining the difference between a sequence and a series
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Alternating sequences and their pattern
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Quiz me rapid-fire on gradients and equations of lines
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Solving a linear inequality and showing the solution
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Cross-multiplying to solve an equation with fractions
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Practice: Deciding whether root 16 is rational or irrational
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Explain Back: Where the surds sit on the number line
I have just studied where the surds sit on the number line in my SS1 Further Mathematics c
Worked Example: Adding two surds that simplify to the same root
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Explain Back: Simplifying the answer once the denominator is rational
I have just studied simplifying the answer once the denominator is rational in my SS1 Furt
Worked Example: Why multiplying by the conjugate clears the surd
Act as my SS1 Further Mathematics tutor. Take me through one full worked example on why mu