Gran parte de nuestro planeta está formado por rocas, una roca es una mezcla de minerales que se origina de manera natural, cuya composición química es muy variada. Los geólogos investigan muchas de sus características y las han clasificado en 3 grandes grupos, estos son

Which of the following constants can be added to x2 - 3x to form a perfect square trinomial?

Assume that adults have iq scores that are normally distributed with a mean of mu equals 100 and a standard deviation sigma equals 20. find the probability that a randomly selected adult has an iq between 80 and 120.assume that adults have iq scores that are normally distributed with a mean of mu equals 100 and a standard deviation sigma equals 20. find the probability that a randomly selected adult has an iq between 80 and 120.

Joline is solving the equation 0=x^2-5x-4 using the quadratic formula which value is the negative real number solution to her quadratic equation round to the nearest tenth if necessary