Top answers

4, 7, 9, 10, 10 mean, median, mode, range

mean: add 4,7,9,10 and 10.This gives us 40divide 40 by 5, as we have 5 numbers.40/5= 8therefore mean =8 median... if we put all the numbers in an order.. middle number- 9 mode- MOde- MOst common- 10 as it ap...
SS
Answered by Sagana S. • Maths tutor
1966 Views

2/(y+4) + 3(y-2)

So the question asks us to add together; 2 divided by y plus 4, to 3 divided by y minus 2.As there are no common denominators (bottom half of the fraction)We will therefore have to multiple the two denominat...
SS
Answered by Sagana S. • Maths tutor
3137 Views

Why was Bismarck such an important figure?

Bismarck was important for two reasons: 1. Through him Germany was 'united' and became a nation. 2. He left a very strong mark on German politics and the German constitution that would have effects right up ...
WJ
Answered by William J. • History tutor
5085 Views

express x^2-4x+9 in the form (x-q)^2+y

divide the coefficient of the x term by 2-4/2=-2this is the value of the term, q.to find the term, y, simply square the value of q, and subtract it from the number term, which is in this case, 9(-2)^2=4. y=9...
HC
Answered by Hugo C. • Maths tutor
6279 Views

4. The curve C has equation 4x^2 – y3 – 4xy + 2y = 0. P has coordinates (–2, 4) lies on C. (a) Find the exact value of d d y x at the point P. (6) The normal to C at P meets the y-axis at the point A. (b) Find the y coordinate of A

Differentiate Implicitly with respect to x- ( do it term by term, terms with only x's diff normally, terms containing a Y should be differentiated following the standard pattern but then multiplied by dy/dx ...
HP
Answered by Hamish P. • Maths tutor
6602 Views