If x=9 is a solution of the equation x² - a=0, which of the following is a solution of x^4 - a=0?

A: - 81

B: - 3

C: 0

D: 9

E: 81

Compared to our sun, the white dwarf star 40 eridani b is

What is the weather like in the northern latitudes? cold and dry hot and humid cold and humid hot and dry

Why do highland climate zones contain more than climate

E=420-7s the elevation E in meters of a skydiver s seconds after parachute is given by the equation above. What is the best interpretation of 420 as shown in this equation

Who wants to take Winnie rowing on the pond? Choose all answers that are correct. A. Jesse Tuck B. Mae Tuck C. Miles Tuck D. Angus Tuck

Why is it important that the cells dna is duplicated before cell division the subject is science it didnt have science as a subject

What hloaday is in January

You are visisting a mountain in the northwest part of United States the mountain has steep sides and is not part of a mountain range a crater can be seen at the top of the mountain hypotheses about what type of mountain you are visiting

Rupert is copying some files from his computer to a compact disc, like the one shown above. If the diameter of the compact disc is 120 millimeters, what is the approximate area ignoring the center hole? Use = 3.14.

A baseball player hits a ball straight up at 20 m/s. ignore any horizontal component of velocity the ball may have. how ling does the ball take to reach its maximum height?