📑 Math Calculations. Part 01

Task 1

Task Description. Present the specified expression as a sum of fractions.
Ideas. Factor the denominator and use the auxiliary variables A, B, C, D, E.


Task 2

Task Description. Solve the Equation.
Ideas. Use Cardano's formula or simply factorize.


Task 3

Task Description. Find the Value of the Expression.
Ideas. Use "Sine Theorem" and "Cosine Theorem" for the Angle of 120 Degree.



Task 4

Task Description. Solve the Equation.
Ideas. Replace the Variable.


Task 5

Task Description. Present the specified expression as a product of multipliers.
Ideas. Use the auxiliary variables.