Which of these is true of all irrational numbers? A
They can be divided by 0.
B
They can be written as decimals that repeat.
с
They cannot be written as ratios of an integer to a non-zero integer.
D
They are greater than or equal to 0 or less than or equal to negative pi.

Tracy solved the following problem. which of the statements is true? 9 ÷ 3 + 6 × 2 3 + 6 × 2 9 × 2 18 her answer is correct. her answer is incorrect. she should have multiplied before dividing. her answer is incorrect. she should have multiplied before adding. her answer is incorrect. she should have added before dividing.

50 plz, given the system of equations, match the following items. x + 3 y = 5 x - 3 y = -1 a) x-determinant b) y-determinant c) system determinant match the following to the pictures below.

Tan198=asin164=? how to solve this? ?