Tomtom

1. A 1000kg car moving at 10m/s brakes to a stop in 5s. The average braking force is...........N? A. 1000 B. 2000 C. 4000 D. 5000 2. A 20kg mass is held 4m above the ground. What is the approximate potential evergy of the mass with respect to the ground?...

You stick your arm over the edge of the Grand Canyon, and throw a ball vertically upwards with a velocity of 15 m/s. Compared to the heighht that you throw the ball, what height is the ball after 6 seconds?

Add 3+ 4i and -4+2i graphically My class got 1+ 2 radical 10 /2 and 1-2 radical 10 /2 . whenever i put this into the y= graph, nothing shows up on the graph. Can someone tell me how to solve this algebraically and graphically?

Help trig question involving discriminant? a)Find the value of the discriminant. b)Use any method to find the real roots of the equation if they exist. 2x^2+7x=0

It is CBDC JUST TOOK THE TEST

I'm stuck can someone help