The average math sat score is 517 with a standard deviation of 118. a particular high school claims that its students have unusually high math sat scores. a random sample of 55 students from this school was selected, and the mean math sat score was 561. is the high school justified in its claim?

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  + 

Three baby penguins and their father were sitting on an iceberg 0.50.50, point, 5 meters above the surface of the water. the father dove down 4.74.74, point, 7 meters from the iceberg into the water to catch dinner for his kids. what is the father penguin's position relative to the surface of the water?

How many solutions does the nonlinear system of equations graphed below have? a. one b. zero c. four d. two