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Find the range of values of x for which: x^2 + 3x + 2 < 0

If you were to factorise this quadratic to find out its roots, you would get: (x+1)(x+2) which gives us roots of -1 and -2. Remember that roots are where the graph crosses the x-axis, and are found by settin...
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Answered by Thomas N. Maths tutor
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What is an ionic compound and how do they form?

When metals react with non-metals, electrons are transferred from the metal atoms to the non-metal atoms, forming ions. The resulting compound is called an ionic compound. A few examples of ionic reactions b...
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Answered by Janine A. Chemistry tutor
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What should I include in my personal statemnet>

Answer why you want to study the course you have chosen in particular. Explain how your subjects equip you to do well in the course. Explain your hobbies and interests that you have and explain how these sho...
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3877 Views

Hot does climate affect soils in hot deserts?

The soil found in hot desserts is called aridisol. In short the soil found in desserts are pooor in organic matter and rich in salts. On of the main climatic factors affecting soil is the lack of rainfall. L...
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Answered by Janine A. Geography tutor
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Has devolution undermined parliamentary sovereignty?

The debate within British politics has been dominated by question of whether or not devolution has undermined parliamentary sovereignty. The meaning of this being - parliament and its elected members only ha...
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Answered by Amrin N. Politics tutor
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