6y+2x^2=6 x=(y+1)^0.5 solve the simultaneous equations
x^2=y+1 therefore 6y+2y+2=6 therefore 8y=4 y=0.5 sub in to either equation x=(3/2)^0.5
TF
Related Maths GCSE answers
All answers ▸Solve the simultaneous equations: 3x + y = 19 and x - 2y = -3
White paint costs £2.80 per litre and blue paint costs £3.50 per litre. White and blue paint are mixed in the ratio 3 : 2. How much does it cost to make 18 litres of this mixture?
Line segment AB is drawn between point A(-3, 3) and point B(-1, -1). Work out the gradient of the line segment AB, then find the equation of the graph.
How do I find the length of a side of a triangle using the cosine rule?