The function y=−16x2+v0x models the height of a football in feet x seconds after a player kicks it. in the equation of the function, v0 is the ball's initial velocity in feet per second. the ball hits the ground 2 seconds after the player kicks it. what is the value of v0 ?

The mean of a set of data is -3.82 and its standard deviation is 2.31. find the z score for a value of 3.99.

Multiply and simplify. 2x^2 y^3 z^2 · 4xy^4 x^2 i will mark you brainliest if right. show how you got the answer, !

Francisco's credit card has an apr of 28.98%, calculated on the previous monthly balance. his credit card record for the last 7 months is shown in the table below francisco is trying to figure out what this all means. answer the following questions: what is the total amount that francisco has paid in interest over the 7 months? what is the total amount that francisco has made in payments over the 7 months? how much of francisco's payments have gone to paying down the principal on his account? what is francisco's new balance at the end of month 8? what will francisco be charged for interest for month 8?