Using references to relevant theories, concepts and appropriately chosen examples about rules of signed numbers and powers, percentages, quadratics and simultaneous system of equations and write an assignment of 2000 words for the following topic. 1. Rules of signed numbers and powers 2. Percentage problems 3. Numbers in the standard form 4. Algebraic fractions and quadratic equation Your report should contain the following: Introduction: Introduction which will reflect the discussion about the concept of rules of signed numbers and powers. (200 words equivalent) Discussion and Calculation Calculation of reverse percentages and repeated percentages a) Student needs to include the discussion of the concept of reverse percentages. Provide an example in finding the price after the sales discount or purchases discount. Provide an example in finding the amount of wages or salaries after the pay rise. Explain your calculation. (300 words equivalent) b) Student needs to include the discussion of the concept of repeated percentages. Provide an example about repeated percentage change for compound amount and depreciation using the formula. Explain your calculation (300 words equivalent) Simplifying numbers in standard form Student needs to include the discussion of the concept of numbers in standard form. Provide an example of a number which value is hundred millions and a number which value is less than one(1) with nine(9) decimal places to be expressed in standard form. After expressing to standard form, multiply and divide the numbers. Explain your calculation. (500 words equivalent) Solution to algebraic equation using the quadratic formula Student needs to provide an example of fractional algebraic equation to be expressed in quadratic equation. After expressing to quadratic equation, calculate the values of the variables using the quadratic formula. Explain your solution. (500 words equivalent) Conclusion - Student needs to summarise the key points in the discussion. (200 words equivalent)