Factor 2s^3-27-18s+3s^2 by grouping

The dolphins at the webster are fed 1/2 of a bucket of fish each day the sea otters are fed 1/2 as much fish as the dolphins how many buckets of fish are the sea fed each day? simplify you answer and write it as a proper fraction or as a whole or mixed number

Find the number of real number solutions for the equation. x2 + 5x + 7 = 0 0 cannot be determined 1 2

A. 90 degrees b. 45 degrees c. 30 degrees d. 120 degrees