Có bao nhiêu giá trị nguyên của m để bất phương trình mx2 - 2(m+2)x+2m-1<0 vô nghiệm

Aquantity with an initial value of 3900 decays exponentially at a rate of 35% every hour. what is the value of the quantity after 0.5 days, to the nearest hundredth?

Which is the focus of a parabola with equation y2=4x

Answer 20 points and brainiest ! on the board, your teacher writes an example of how to find the median. one of the numbers is erased, leaving what is shown, 18, 30, 26,12 22. what is the median? a. 10 b. 20 c. 24 d. 28