CAN SOMEONE TELL ME WHAT THIS IS PLEASE

△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 .

Consider 6x2 + 6x + 1. which term immediately tells you that this expression is not a perfect square trinomial? justify your answer

What power can you write to represent the volume of the cube shown? write the power as an expression with a base and an exponent and then find the volume of the cube