A survey was given to a random sample of voters in the United States to ask about their preference for a presidential candidate. The percentage of people
who said they preferred Candidate A was 70%. The margin of error for the
survey was 4%. Write a confidence interval for the percentage of the
population that supports Candidate A.

Ac contractor is building a new subdivision outside of the city. he has started work on the first street and is planning on the other streets to run in a direction parallel to the first. the second street will pass through (-2,4) find the equation of the location of the second street in standard form. a.2x+y=2 b. x-y=2 c.2x+y=2 d.x+y=2

15 points ! ~ see if you know the answer to both you!

The function ƒ is defined by ƒ(x) = (x + 3)(x + 1). the graph of ƒ in the xy-plane is a parabola. which interval contains the x-coordinate of the vertex of the graph of ƒ?