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Given that 346 × 27 = 9342 , work out 34.6 × 2.7

Lets compare the numbers in the question: 34.6 x 2.7 is the same as 346/10 x 27/10 (decimal to fraction) therefore... 34.6 x 2.7 is the same as ( 346 x 27 ) /100 (multiplying top & bottom) so if 346 × 27...
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Answered by Andrew W. • Maths tutor
7838 Views

Factorise x² + 10x + 16

This is a quadratic equation. When we are asked to facorise a quadratic equation, we should label the 3 parts of it a, b and c. x² + 10x + 16 a b c so a = 1 , b = 10 , c = 16 Now, we need to find two numbers...
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Answered by Andrew W. • Maths tutor
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How do you solve the #EdexcelMaths question?

Remember the uproar on Twitter about an Edexcel GCSE Maths paper, sparking the #EdexcelMaths trend on Twitter? Whether you do or don't, the question that caused the controversy is within the GCSE syllabus an...
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Answered by Curtis M. • Maths tutor
5935 Views

How to use trigonometry to find angles or lengths

Before starting any calculations it makes sense for the new practitioner to use the handy "soh-cah-toa" rule which means that you use: - sine with the opposite and hypotenuse sides to the angle. -c...
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Answered by Bradley L. • Maths tutor
8372 Views

How do you solve an equation with brackets?

If you are given an equation with brackets, one way to solve it is to multiply out the brackets. Follow the example below: Solve the equation: 2(a + 5) = 16 1. Multiply out the brackets and remember that eve...
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Answered by Emma G. • Maths tutor
42576 Views