My question is down below.

Xto the second power plus 14x plus 48. what are the factors? we are doing factoring trinomials with a=1

Evaluate the expression for the given value of the variable 7a - 4a for a =8

11. a particular type of cell doubles in number every hour. which function can be used to find the number of cells present at the end of h hours if there are initially 4 of these cells? a. n = 4 ()" b. n = 4(2)" c. n = 4 + (2)" din = 4 +"