8.) If the product of the binomial (2x - 5) with the trinomial (3x² + 2x - 5) is formed, what is the coefficient of the x² term? What is the highest degree of the final answer?

Find the zero function by factoring (try to show work) h(x)=-x^2-6x-9

Solve the equation using the zero-product property. -3n(7n - 5) = 0 a. 0, -5/7 b. -1/3, -5/7 c. -1/3, 5/7 d. 0, 5/7

Scores on a university exam are normally distributed with a mean of 78 and a standard deviation of 8. the professor teaching the class declares that a score of 70 or higher is required for a grade of at least “c.” using the 68-95-99.7 rule, what percentage of students failed to earn a grade of at least “c”?