Prove that (e^ix-e^-ix) / 2i = sinx

Sally has seven times as many dimes as nickels. Their value is $3.00. How many nickels does she have?

What word describes the equal shares of you shape

How many ounces of cream cheese are there for every ounce of sugar?

Fish tank has 10450 ml of water and is leaking 270 l Ml per min. How to write a function for this

816,148 rounded to the nearest thousands

X+3 is a factor of 2x5 + 3x4 + 25x2 - 1 by x + 3. Select the appropriate response: True False

A car rental company charges $25 for a rental plus $0.10 for each mile driven. What would the slope be for an equation that represents this situation?

Whats the most efficient way to show all the values which are no more than 7 units away from - 5

A regular pentagonal pyramid has a base area of 300 m2 and a lateral area is 70 m2. What is the surface area of the regular pyramid? A. 370 m2 B. 185 m2 C. 670 m2 D. 118 m2

Margie is packing 108 small boxes into a large carton. the small boxes will fill all of the space inside the large carton. Each small box is 3 inches long 2 inches wide and 1 inch high.