From my understanding of mathematics I got the 2nd answer to be correct. Sorry, if I got this wrong I'm new at this.
Check the picture below.
recall that the trajectory of an object flying is, it goes up up up, reaches a maximum height and then down down down, till it hits the ground, when it happens it's not longer above ground, thus height = 0.
Answer:
a)7
b)x=6
Step-by-step explanation:
Answer:20,24,28,32
Step-by-step explanation: