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| How do you solve: (root 'a' + root 'b')/ (root 'a' - root 'b')= 3 | |
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| How would you use iteration to find the solution of y= x(cubed) - 8x + 7? | |
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| Find the values for which y=2x+k is a tangent to the circle x2+y2=20. What does is it mean find the values? Co-ordinates? | |
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| I find it difficult to find the areas and volumes of shapes - I keep getting mixed up using these - pi r squared, half b x h, pi2 x h, a x h, b x h, 2pi x r | |
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| How do you factorize a) 7y+14 b) 6y^3 - 2y^2 | |
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| What is quadratic, how can you remember it? | |
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| I've got a puzzle from a past paper. It is using an equation to find the number of cars passing a point on the road. We are told that N cars pass the point in one minute. The formula is N= 30v/2+v. We have to find v, which is the speed per second of... | |
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| I am not sure about surds. I have encountered a question in a past paper which has confused me. It is 'Multiply out the brackets of v2 (v6 - v2)'. | |
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| I am having problems with questions like - 'For what value of a does the equation ax(squared) + 20x + 40= 0 have equal roots?' Please can you help me! | |
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| A rectangular building is 20m long and 12m wide, a concrete path is to be laid all the way round the building. If the area of the path is 75 m squared. Calculate the width to the nearest mm, using quadratic equations. | |
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