Makes de following combinet operations

With alll of except for the 2 that i did already

The function f(x)= -(x+5)(x+1) is down. what is the range of the function?

Aliter of water contains about 3.35 x 10^25 molecules. a certain river discharges about 2.9x 10^8 l of water every second. about how many molecules does the river discharge every minute? write your answer in scientific notation