Evaluate the expression and choose the correct answer in scientific notation.

(2 * 10^2) * (4 * 10^2)

A. 8 * 10^4

B. 7 * 10^3

C. 8 * 10^2

Verify the identity: (1-sinx) / cosx = cosx / (1+sinx)

Molly and torry like to eat ice cream sandwiches,. they are a total of 12 ice cream sandwiches all together. 1. write an equation to describe this situation. 2. how many ice cream sandwiches did torry eat?

Allen is traveling 65 MPh. how many hours will it take for him to travel 585 miles?

What is the solution to 12 - (1/9) d=17?

Last month Ed ate 9 apples five bananas 4 peaches and 7 oranges find the Ratio of bananas to the total number of fruit then explain its meaning

What is 1/8 x 3/8 and how do you do the problem?

Jackson is 54 mikes east of Lazy River Resort. Ontario is 31 mikes south of Jackson. A land developer prioress building a shortcut to directly connect Ontario and Lazy River. Show calculations

What is 73.57 rouned to the nearest tenth of a mile

Arc SQ = 92° and arc QR = 86°, what is the measure of ∠RPS?

Mary borrowed $11,000 at 5% simple interest for 4 years. What was the total interest