Without solving the equation, determine the nature of the roots of 2x 2 + 3x + 9 = 0. Two, real unequal roots Two, real equal roots No real roots

a. 12.5 kg

step-by-step explanation:

f = ma

so

m = f/a = (2500 n)/(200 m/s²) = 12.5 kg

1 n = 1 kg·m/s²

$15.40 per mile

step-by-step explanation:

you have to round up to 4 because 6 is over 5 so you have to round the 3 up to 4