Find a vector i normal to the plane 2x + y + 2z = 4

How do you decide whether substitution is the best method to solve a system in three variables?

Gretchen lives in Florida, for the current temperature 69°F and rising at a rate of 2°F per hour. She's talking on the phone to her friend in Indiana where the temperature is now 84°F and falling at a rate of 3°F per hour. A.

Use the IQR rule to identify the outliers in this data set. 1,2,5,5,7,8,10,11,11,12,15,23

1 over 2 Plus 2 over5

the distance between two towns on a map is 6cm. the actual distance between 2 towns is 48km what is the scale on the map

Sierra makes frozen juice bars. she uses 3/8 cup of orange juice for each bar. how many cups of orange juice does she need to make 6 bars?

An amount of $ 42,000 is borrowed for 10 years at 6% interest, compounded annually. If the loan is paid in full at the end of that period, how much must be paid back? Use the calculator provided and round your answer to the nearest dollar.

What is the number in standard form? 4.9x10^8

Arrange in order from smallest to largest. 6.09, 6.9, 6.099, 6.999

A blueprint has a scale of 1/8 in = 1 foot the drawing shows width of a window to be 3/4 inches wide what is the actual of the window