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x – 7x + 10 = 0

Equation of this type should be seen as x 2 -SX+P=0, where S is the sum of the solutions, while P is their product. We have too find 2 numbers whose sum is S and product is P. In this example, we have S=7 an...
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Answered by Anca Elena M. • Maths tutor
3704 Views

x = 1 is a solution for the curve y = x^3-6x^2+11x-6, find the other solutions and sketch the curve, showing the location of any stationary points.

Other solutions are; x = 3, x = 2Diagram of the graph with the stationary points on them can be found through this link. https://www.desmos.com/calculator/dklpjdyr02
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Answered by Catriona W. • Maths tutor
4139 Views

Solve x^2 + 2x = 48 for all values of x

First we need to rearrange so that it's all on one side of the equals sign:x 2 + 2x - 48 = 0 Now we have to find what will sum to make the coefficient of x (2) and multiplies together to get -48. So, the fac...
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Answered by Ketan C. • Maths tutor
4447 Views

Solve (x+1)/3+(2x+5)/4=2

Identify a common denominator4( x + 1)/12 + 3(2 x + 5)/12 (= 2)2. Expand both brackets(4 x + 4)/12 + (6 x + 15)/12 = 23. Multiply out the denominator4 x + 4 + 6 x + 15 = 12× 24. X's on one side, numbers on t...
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Answered by Modesta K. • Maths tutor
5143 Views

How do you differentiate a polynomial?

You take the power of X down and multiply the term by it. Then you reduce the power of the term in X by 1.
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Answered by Dario M. • Maths tutor
3683 Views