What are substitute for cocoa powder (dont put chocolate or i wont give brainilest)

Describe the possible echelon forms of the standard matrix for a linear transformation t where t: set of real numbers is onto.

△cde maps to △stu with the transformations (x, y) arrowright (x − 2, y − 2) arrowright (3x, 3y) arrowright (x, −y). if cd = a + 1, de = 2a − 1, st = 2b + 3 and tu = b + 6, find the values of a and b. the value of a is and the value of b is .

What is the cube root of -1,000p^12q3? -10p^4 -10p^4q 10p^4 10p^4q