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How to be fully prepared for the exam?

practice practice practice
NR
Answered by Nazrin R. Maths tutor
3387 Views

How do you subtract a mixed fraction from another?

When dealing with with mixed fraction operations, the first step is always to change the mixed fraction into a top heavy fraction. Then consider weather the question is a multiplication, divsion, addition or...
CL
3856 Views

Solve the following pair of simultaneous equations: 1. 3x + 2y = 9 2. 6x + 5y = 21

We can solve this pair of simultaneous equations using substitution. To do this, we firstly have to rearrange one equation to get one variable on its own. For example, we can subtract 2y from each side of th...
MC
Answered by Mark C. Maths tutor
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If m=a^x, n=a^y, and a^2 =(m^y n^x)^z Show xyz=1.

If m=a x n=a y and a 2 =(m y n x ) z Show xyz=1. The above question is an indices question from an AS textbook. This is question 7 so I will tell you now that this is perhaps a higher difficulty question but...
JJ
Answered by Joshny J. Maths tutor
17691 Views

(8/125)^(-2/3)

Denominator of the power expression indicates the degree of the root in this case its the cubic root. Numeriator denotes the degree of power in this case squared. The negative sign means to inverse the base ...
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Answered by Andrew D. Maths tutor
9317 Views