What is the negative exponent of 1 / 49

Iwant to know what 3g+5h+4g-2h is my teacher is too selfish to tell us

An optical inspection system is used to distinguish among different part types. the probability of a correct classification of any part is 0.92. suppose that three parts are inspected and that the classifications are independent. let the random variable x denote the number of parts that are correctly classified. determine the probability mass function of x. round your answers to four decimal places (e.g. 98.7654). x f(x) 0 1 2 3

What is the distance from zero if a quadratic function has a line of symmetry at x=-3 and a zero at 4