Please help.:)

Rewrite the following quadratic functions in intercept or factored form. show your work. y = x^2 + 7x + 10

Which of the following is closest to 32.9 x 7.5? a: 232 b: 259 c: 220 d: 265

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.