An ellipse has vertices along the major axis at (0, 1) ) and ( -9)The foci of the ellipse are located at (0, - 1) and ( -7) The equation of the ellipse is in the form below. Which is a correct value for one of the variables shown in the equation ? ((y - k) ^ 2)/(a ^ 2) + ((x - n) ^ 2)/(b ^ 2) = 1 a = 10 b = 4 h = 3 k = 0

Assume that 1400 births are randomly selected and 1378 of the births are girls. use subjective judgment to describe the number of girls as significantly high, significantly low, or neither significantly low nor significantly high. choose the correct answer below. a. the number of girls is neither significantly low nor significantly high. b. the number of girls is significantly high. c. the number of girls is significantly low. d. it is impossible to make a judgment with the given information.

Write an algebraic expression to match each statement a. four less than 8 times a number b. twice the difference of a number and six c. nine from a number squared

If set d is not the empty set but is a subset of set e, then which of the following is true? d ∩ e = d d ∩ e = e d ∩ e = ∅