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This is a modulus question, asking us to solve for x. As there are two variables in this equation, it is impossible for us to solve for an actual number, so we are asked to answer in terms of a. The easie...

Isotopes are chemical species that have the same number of protons but a different number of neutrons as each other in their nuclei. For example, Deuterium (H²) and Tritium (H³) are ...

Essay plan:
Distinction between income and wealth inequality
1st point: income inequality --> increase income tax --> why would this reduce income inequality? --> more tax revenue for g...

Partial fractions is a method of expressing a single fraction with multiple factors in the denominator as a sum of fractions. First we must factorise the denominator (bottom of the fraction).x²...

Literary analysis involves closely evaluating a text and using evidence from it to support an argument. First of all, you need to make an argument. Read the question carefully and think about how you can ...