exam Maths Puzzle Numerical Ability

Describe the roots of the equation: 7x^2 + 2x - 3 = 0

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exam Other Question

One leg of a right triangle is 2 in. longer than the other leg. The hypotenuse is 10 in. long. What are the lengths of the legs of the triangle? Science and medicine. Celsius temperature readings can be converted to
Fahrenheit readings using the formula F=9/5C+32. What is the Fahrenheit
temperature that corresponds to each of the following Celsius temperatures: -10, 0, 15, 100?