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Solve the simultaneous equations y = x^2 - 6x and 2y + x - 6 = 0

Rearrange the second equation in terms of y: meaning that the equation is of the form y = ....-this will give y = 3 - x/2You may now substitute the y in the left hand equation with what y in the right han...

Answered by Tabi D. • Maths tutor

7107 Views

Express (4x)/(x^2-9) - (2)/(x+3) as a single fraction in its simplest form.

First we must expand the demoninator to; (x+3)(x-3)Then we can multiply the left hand fraction on top and bottom by (x-3) to get a common demoninatorthis gives us; (4x)/((x+3)(x-3)) - ((2)(x-3))/((x+3)(x-...

Answered by Eddie E. • Maths tutor

4115 Views

You have been on a two-week exchange in France and upon your return are asked to write about your experience for the school newspaper. Provide a detailed answer of 120-150 words.

Je n´aurais jamais pensé que j´allais me sentir comme une vraie française, au moins pendant les deux semaines que j´ai passées chez ma correspondante Amélie et sa famille à Nantes. Après un voyage en trai...

Answered by Cristina C. • French tutor

1282 Views

Solve 4(x-5)=18

There are 2 ways to solve this equation:Method 1:Expand the brackets by multiplying everything inside the brackets by 4 to make 4x-20=18Then +20 to both sides making 4x=38Then divide by 4 to find x, there...

Answered by Jessica S. • Maths tutor

19446 Views

Find the coordinate of the stationary point on the curve y = 2x^2 + 4x - 5.

The important point in the question is the term 'stationary point'. This is where the graph of y will 'flattern out'. If we look at this graph, we can say that the gradient is equal to 0 at this point. Th...

Answered by Serkan M. • Maths tutor

4981 Views