# 1. Prove that 2 tan x / 2- sec^2 x = tan 2x.

###### Question:

1. Prove that
2 tan x / 2- sec^2 x = tan 2x.

### The area of the top side of a piece of sheet metal is given below. The sheet metal is submerged horizontally in 8 feet of water. Find the fluid force on the top side. (The weight-density of water is 62.4 pounds per cubic foot.) 3 square feet

The area of the top side of a piece of sheet metal is given below. The sheet metal is submerged horizontally in 8 feet of water. Find the fluid force on the top side. (The weight-density of water is 62.4 pounds per cubic foot.) 3 square feet...

### What is the best type of graph for the data set below? A.) Bar graph B.) Line graph C.) Pie chart D.) Scatter plotPs - NO LINKS PLEASE! DON'T SEND A LINK, I DON'T WANT THAT! ​

What is the best type of graph for the data set below? A.) Bar graph B.) Line graph C.) Pie chart D.) Scatter plotPs - NO LINKS PLEASE! DON'T SEND A LINK, I DON'T WANT THAT! ​...

### You are hungry and decide to go to your favorite neighborhood fast-food restaurant. You leave your apartment and take the elevator 10 flights down (each flight is 3.0 m) and then go 15 m south to the apartment exit. You then proceed 0.2 km east, turn north, and go 0.1 km to the entrance of the restaurant.Part ADetermine the displacement from your apartment to the restaurant. Use unit vector notation for your answer, being sure to make clear your choice of coordinates.Take the beginning of the jo

You are hungry and decide to go to your favorite neighborhood fast-food restaurant. You leave your apartment and take the elevator 10 flights down (each flight is 3.0 m) and then go 15 m south to the apartment exit. You then proceed 0.2 km east, turn north, and go 0.1 km to the entrance of the resta...

### What is X and angle DVF

What is X and angle DVF...

### The motorist is better served searching for _________ (a changing traffic light) and __________ (a pedestrian entering the roadway in front of a motorist's vehicle) hazards to provide sufficient time to implement the rest of the IPDE process.

The motorist is better served searching for _________ (a changing traffic light) and __________ (a pedestrian entering the roadway in front of a motorist's vehicle) hazards to provide sufficient time to implement the rest of the IPDE process....

### What are three common materials that were developed by scientists

What are three common materials that were developed by scientists...

### Two sons have name Monday and Wednesday and mother's Friday what will be the name of father? let's check ur sense​

two sons have name Monday and Wednesday and mother's Friday what will be the name of father? let's check ur sense​...

### The isotope 14 C has a half life of 5700 years. If the sample contains 1x1022 carbon 14 nuclei. What is the activity of the sample?​

The isotope 14 C has a half life of 5700 years. If the sample contains 1x1022 carbon 14 nuclei. What is the activity of the sample?​...

### Use the drop-down menus to complete the sentences. An author's describes the author's perspective or relationship to the material. An author's tells why he or she created the source. Identifying an author's point of view and purpose can help a historian determine whether a source is .

Use the drop-down menus to complete the sentences. An author's describes the author's perspective or relationship to the material. An author's tells why he or she created the source. Identifying an author's point of view and purpose can help a historian determine whether a source is ....

### Plz help What is the area of the triangle? A triangle has a base of 4 inches and height of 5.5 inches. 5 in.2 10 in.2 11 in.2 22 in.2

Plz help What is the area of the triangle? A triangle has a base of 4 inches and height of 5.5 inches. 5 in.2 10 in.2 11 in.2 22 in.2...

### 10/24 x 3 1/8 in simplest form

10/24 x 3 1/8 in simplest form...

### What is the answer to 3(4g+6)=2(6g+9)

what is the answer to 3(4g+6)=2(6g+9)...

### 3. How many players are allowed on the field per team in a regulation soccer game? (1 point) 05 07 09 O 11

3. How many players are allowed on the field per team in a regulation soccer game? (1 point) 05 07 09 O 11...

### Christine drove 260 miles using 12 gallons of gas. At this rate, how many gallons of gas would she need to drive 286 miles?

Christine drove 260 miles using 12 gallons of gas. At this rate, how many gallons of gas would she need to drive 286 miles?...

### A recipe says to use 3 cups of flour to make 48 cookies. How many cookies could you make using 45 cups of flour?

A recipe says to use 3 cups of flour to make 48 cookies. How many cookies could you make using 45 cups of flour?...

### Where is blood stored in the spleen?

Where is blood stored in the spleen?...

### Will give brainliest to good answer Why would anyone want a bound on the margin of error of a point estimate p-hat or x-bar? Explain this in terms of the population distribution, and also explain in terms of the sampling distribution of the point estimate.

Will give brainliest to good answer Why would anyone want a bound on the margin of error of a point estimate p-hat or x-bar? Explain this in terms of the population distribution, and also explain in terms of the sampling distribution of the point estimate....

### Show me how to solve 6/15 =2/c

show me how to solve 6/15 =2/c...
### 4. Castles and Coasters charges $12 to getinto the park, then$2 per ticket. TheArizona State Fair charges $20 to getinto the park, then$1 per ticket. Writean equation to model the number oftickets when the price of your visit willbe the same.​
4. Castles and Coasters charges $12 to getinto the park, then$2 per ticket. TheArizona State Fair charges $20 to getinto the park, then$1 per ticket. Writean equation to model the number oftickets when the price of your visit willbe the same.​...