Write the quadratic equation that has root (-1-sqrt(2))/(3) and (-1+sqrt(2))/(3) coefficient with x² is equal to 1

What can each term of the equation be multiplied by to eliminate the fractions before solving? x – + 2x = + x 2 6 10 12

Acircle has a circumference of 28.36 units what is the diameter of the circle

Problem number 26 of the rhind papyrus says: find a quantity such that when it is added to of itself the result is a 15. the modern day equation that models this problem is x + x = 15. what is the solution to the equation? x = 10 x = 12 x = 15 x = 30