Which statement about 6x2 + 7x – 10 is true? one of the factors is (x + 2). one of the factors is (3x – 2). one of the factors is (2x + 5). one of the factors is (x – 5).

The physical fitness of an athlete is often measured by how much oxygen the athlete takes in (which is recorded in milliliters per kilogram, ml/kg). the mean maximum oxygen uptake for elite athletes has been found to be 60 with a standard deviation of 7.2. assume that the distribution is approximately normal.

Enter the number of complex zeros for the polynomial function f(x) = x 4+ 5x² +6

What is the value of x when x + 7 = 21?