Question 5(Multiple Choice Worth 4 points) Find negative square root of 16. −4
4
±4
−8

10x − 5y + 14 = 0 whats the answer pls

At noon a tank contained 10cm water. after several hours it contained 7cm of water. what is the percent decrease of water in the tank?

The half-life of a certain material is 0.004 second. approximately how much of a 20-gram sample will be left after 0.016 second? a. 5 grams b. 16 grams c. 0.32 gram d. 1.25 grams