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Upper bound for distance: 455mLower bound for distance: 445mUpper bound for time: 62.5sLower bound for time: 61.5sSpeed = Distance/timeMaximum possible average speed would be the longest distance divided ...
Add up ratios: 2+6+7=15Divide perimeter by ratio total, to figure out how big the scale of the triangle is: 105/15=7Multiply each separate figure in the ratio by the scale factor (7): 2x7 : 6x7 : 7x714 : ...
So the question asks us to add together; 2 divided by y plus 4, to 3 divided by y minus 2.As there are no common denominators (bottom half of the fraction)We will therefore have to multiple the two denomi...
Completing the Square is required to solve this equation. First, identify A,B, and C of the quadratic equation: A=1, B=8, C=15. Halve B to obtain a: B/2 = 8/2 = 4 so a MPAnswered by Mahfuza P. • Maths tutor30302 Views
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