Matt is showing his work in simplifying (6.2 − 1.6) − 4.4 + 7.8. identify any error in his work or reasoning.

What is the simplified form of 7 √x • 7 √x • 7 √x • 7 √x?

The chs baseball team was on the field and the batter popped the ball up. the equation b(t)=80t-16•16+3.5 represents the height of the ball above the ground in feet as a function of time in seconds. how long will the catcher have to get in position to catch the ball before it hits the ground? round to the nearest second

Calculate the density of benzene if 300ml of it weighs 263g. a. 0.88 g/ml b. 1.14 g/ml c. 78,900 g/ml d. 37 g/ml