Will someone ! i need your getting past this section an im running out of

write 312m√6 as an expression with a rational exponent.

my choices:

a. (312m) 1/6

b. 312m 1/6

c. (312m)^6

d. 312 1/6m

The highest point on earth is the peak of mount everest if you climb to the top you would be approximately 29,035 feet above sea level at remembering that amount is 5280 feet percentage of the height of the mountain would you have to climb to reach a point 2 miles above sea level

The value √10 and √15 are plotted on the number line

What are the solutions of the system? solve by graphing. y = -x^2 -6x - 7 y = 2