What is 221,000,000,000,000,000,000 expressed in scientific notation? a. 2.21 * 1021 b. 2.21E20 c. 2.21E21 d. 2.21E-20 e. 2.21 * 10-21 f. 2.21 * 10-20 g. 2.21 * 1020 h. 2.21E-21

4.6.4 practice:modeling: transformations of parent functions

The quotient of 2 times a number and 19

There are two classes. Class A has 18 more students than class B. If 1/8 of Class A were transferred to Class B, both classes would have the same number of students. How many students are there in each class?

A pair of shoes costs $52.99 and the sales tax is 8%. Use the formula C=p+rp to find the total cost of the shoes, where C is the total cost, p is the price, and r is the sales tax rate?

5+1/√7 - √3 + 1/√7 - √3

What dimension is a plane

39,477 round to the nearest 1000 would be 39,500 or 39,000?

Multiply (-4) (-2) (-5)

Turn 0.6% into a fraction

What is the definition of area of a kite