Click on this only if your from Pakistan A scuba diver dove (-50) feet deep into the water. After every 2 minutes he rose (+2) feet toward the water surface. How deep in the water was he after 12 minutes.

don’t answer this-

a4 - 3a2 - 1

step-by-step explanation:

step   1   :

equation at the end of step   1   :

  ((a4) -   3a2) -   1

step   2   :

trying to factor by splitting the middle term

2.1     factoring   a4-3a2-1  

the first term is,   a4   its coefficient is   1 .

the middle term is,   -3a2   its coefficient is   -3 .

the last term, "the constant", is   -1  

2

step-by-step explanation:

idk wbu

step-by-step explanation:

v=1788.75

step-by-step explanation:

i belive that is the answer