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volume = SA (3x)3 = (3x)2 x 6 27x3 = 9x2 x 6 27x3 = 54x2 27x = 54 27x - 54 = 0 27(x - 2) = 0 x - 2 = 0 x = 2 The question asks for the len...
To complete the square, we need to rearrange the quadratic equation in the form of ax2 + bx + c into the form r(x + p)2 + q, where our task is to find the values of the unkowns of r,...
The mean is also known as the average. To work out the mean you need to add all the house prices together and then divide by the number of houses. So in this example the total price of the houses is 14500...
£45.00
x=3,y=2
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