PLEASE HELP I DONT GOT A LOT OF TIME When $(x\sqrt{x^3})^4$ is simplified, what is the exponent of $x$?

What is this inequality notation? t is less then or equal to 2

Question 5 spring semester final exam math evaluate

Aflower has 26 chromosomes. to create a new flower, how many chromosomes would a sperm cell have? what is this process called? part 2: within a flower cell that has 26 chromosomes, how many chromosomes would a cell that is created within the stem of a flower as it grows, have? what is this process called?