Top answers

How do you find the tangent of an angle in a right-angled triangle?

Divide the length of the opposite side by the length of the adjacent side
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Answered by Lydia W. • Maths tutor
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How to work out a fraction of an amount?

The key rule is to divide the amount by the denominator and multiply by the nominator. E.g: 3/5 of 45£ divide by the denominator 45/5=9 multiply by the nominator 9*3=27
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Answered by Augustina B. • Maths tutor
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Given: h=3t^2, work out the value of h when t=5.

We have been told that t = 5 in this particular question. So our first step is to simply 'swap out' the t in the above equation for the number 5, as we have been told they mean the same thing. This gives us:...
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Answered by Alexander D. • Maths tutor
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How would you expand (x+5y)^5?

Firstly, explain briefly what you understand from the question. => (x+5y) 5 = (x+5y)(x+5y)(x+5y)(x+5y)(x+5y) What would be the binomial expansion of form (x+y), brief explanation of pascals triangle and w...
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Answered by Viren S. • Maths tutor
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What is a Derivative?

A derivative is the result of an operation called differentiation. If we differentiate something, a function, the result tells us how much the function changes with respect to a chosen variable. For instance...
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Answered by Danny W. • Maths tutor
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