3 Select all numbers that correctly written in scientific notation,
A. 10.3 x 104
B. 3.4 x 10-8
C. 2.12 x 10-4
D. 0.18 x 105

Which is the equation of an ellipse with directrices at x = ±4 and foci at (2, 0) and (−2, 0)?

Somone me i want to know what 18 hours out of 24 hours in a fraction

The final cost of a sale is determined by multiplying the price on the tag by 75%. which best describes the function that represents the situation?