249,678 rounded to the greatest place value is? How many zeros are in the rounded number? The estimated speed of sound using a power of 10 is?

Monica build a remote control toy airplane for science project to test the plane she launched it from the top of a building the plane travel a horizontal distance of 50 feet before landing on the ground a quadratic function which models the height of the plane in feet relative to the ground at a horizontal distance of x feet from the building is shown

Ivan began dividing g2  – 6 by g + 1, noting that . he started by placing g in the quotient, as shown below. what is g2  – 6 divided by g + 1? g –  1 –  g + 1  – g  –  7 + g  –  5  + 

What is the value of x in the equation (2)3) (x+6)= -18 a. -36 b. -33 c. -24 d. -18