Pls help :( asap Write in exponential form and simplify if possible.

64x123

Select one:
a. 2x2
b. 2x4
c. 8x4
d. 8x4

With this question! what is process of elimination? ? p.s. my brothers acc got banned so add his new one @ yamauchiyamyam17

What is the value of y? round to the nearest tenth

Which composition of similarity transformations maps polygon abcd to polygon a'b'c'd'? a dilation with a scale factor less than 1 and then a reflection a dilation with a scale factor less than 1 and then a translation a dilation with a scale factor greater than 1 and then a reflection a dilation with a scale factor greater than 1 and then a translation