What is the product of z1 and z2 if z1 = 2 (cos70° + i sin70°) and z2 = 4 (cos200° + i sin200°) ?

How do u write 804,130 in expanded form

Which inequality represents the sentence? The sum of negative 3.2 and 1.5 times a number is a maximum of 8.6.

Twelve friends share 3 pumpkin pies equally. What fraction of a pumpkin pie does each friend get

Two feet is what percent of one yard

What are two numbers that have a product of 15 but also a sum of 8

A system of equations is shown below. Equation A: 5x + 9y = 12 Equation B: 4x - 3y = 8 Which method eliminates one of the variables? 1) Multiply equation A by and add the result to equation B.

Mrs. rosso has to travel 390 miles on a highway. she drives 130 miles in 2 hours

A fountain in a pond has a pump that recirculates 75 gallons of water in 1/4 of an hour. express this rate as a unit rate in gallons per hour

1/3 (24x - 54) = 11 (x-4) + 5

A bottler of drinking water fills plastic bottles with a mean volume of 1001 milliliters (ml) and standard deviation of 6 ml. the fill volumes are normally distributed. what proportion of bottles have volumes less than 1001 ml?