I am confused. I believe it is 5(x^2+2)=45 Here is the problem: 5 times the square of a number and 2 is 45.​

The number of fish in a lake can be modeled by the exponential regression equation y=14.08 x 2.08^x where x represents the year

Which set of lengths could represent the sides of a triangle? a. 3, 7, 10 b. 4, 5, 10 c. 6, 8, 14 d. 12, 6, 7

Me i’m stuck on all these questions besides the two bottom ones