Solve the following, (3/4 + 2/5)^2
Firstly, get both fractions to the same demonimator 3/4 X 5/5 = 15/20. 2/5 X 4/4 = 8/20
This makes the question become (15/20 + 8/20)2
15/20 + 8/20 = 23/20
Therefore (23/20)2
So finaly square both top and bottom giving 529/400
AB
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A is the point (2,-5), B is the point (-1,4). (a) What is the gradient of the line passing through points A and B? (b) Does the point (-100,301) lie on the line passing through points A and B?
64^-1/3
Starting with x^2+2x+1=0 use the method of factorising to solve for x.