What are the vertex and x-intercepts of the graph of the function below y=(x-4)(x+2)a. vertex: (1,-5); intercepts: x = -4,2b. vertex: (1,-9); intercepts: x = 4,-2c. vertex: (1,9); intercepts: x= -4,-2d. vertex: (-4,2); intercepts: x=3,-3

What would the rule be for the reflection of y=-3

Scores on the cognitive scale of the bayley-scales of infant and toddler development range from 1 to 19, with a standard deviation of 3. calculate the margin of error in estimating the true mean cognitive scale score, with 99% confidence, if there are 12 infants and toddlers in a sample.

Set up and solve a proportion for the following application problem. if 55 pounds of grass seed cover 404 square feet, how many pounds are needed for 7272 square feet?