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As we know that A and B are on the axis so sub in X=0 and Y=0 into the equation to solve for the co-ordinates A and B.For A 02+y2=49y= square root of 49 = 7Do the same for B, whic...
A derivative is a rate of change. For example, let y equal some function of x. Then the derivative of y with respect to x is asking how much y changes with respect to x. We can show this for any x and if ...
Fractions can be easily understood by thinking of how to split n numbers of pizzas between d people. Through this we see that everyone gets (n/d) pizzas
Rearrange to get either y or x as the subject of the equation and then solve the equation by doing this. This is called eliminating one variable (x or y) substitute the found value into either equation st...
-((3x+2)(1+sqrt(x)))/(1-x)
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