# Prove that (a-b) x (a+b)=2a x b is true. (a and b are vectors)

###### Question:

Prove that (a-b) x (a+b)=2a x b is true. (a and b are vectors)

### If 64 feet of rope weigh 20 pounds, how much will 80 feet of the same type of rope weigh?

If 64 feet of rope weigh 20 pounds, how much will 80 feet of the same type of rope weigh?...

### What number balances this equation? 24+(3+6) = (24+3)+_

What number balances this equation? 24+(3+6) = (24+3)+_...

### I need some help asap

I need some help asap...

### Plz help asap thanks

Plz help asap thanks...

### Find the volume of air in three different basketballs. Use π = 3.14. Round your answers to the nearest whole number

Find the volume of air in three different basketballs. Use π = 3.14. Round your answers to the nearest whole number...

### 52°25'49"+25°52'39"​

52°25'49"+25°52'39"​...

### The factory worker pushes a 30.0 kg crate a distance of 3.3 mm along a level floor at a constant velocity by pushing downward at an angle of 30 ∘∘ below the horizontal. The coefficient of kinetic friction between the crate and the floor is 0.25. What magnitude of force must the worker apply to move the crate at constant velocity?

The factory worker pushes a 30.0 kg crate a distance of 3.3 mm along a level floor at a constant velocity by pushing downward at an angle of 30 ∘∘ below the horizontal. The coefficient of kinetic friction between the crate and the floor is 0.25. What magnitude of force must the worker apply to m...

### Drag each label to the correct location. The circular flow model represents the flow of money in the economy. Match each activity to the correct part of the model.

Drag each label to the correct location. The circular flow model represents the flow of money in the economy. Match each activity to the correct part of the model....

### The length of a tennis court is 30 feet less than 3 times the width of the perimeter is 228 feet what are it’s dimensions

The length of a tennis court is 30 feet less than 3 times the width of the perimeter is 228 feet what are it’s dimensions...

### How did the Spanish and French differ in their goals for exploration and settlement? The Spanish wanted to find trade routes in the Ohio River Valley, while the French wanted to create a base in Florida. The Spanish wanted to spread Christianity, while the French wanted to establish the fur trade. The Spanish wanted to learn about Native American culture, while the French wanted to destroy the Native American way of life. The Spanish wanted to create military alliances with the Native Americans,

How did the Spanish and French differ in their goals for exploration and settlement? The Spanish wanted to find trade routes in the Ohio River Valley, while the French wanted to create a base in Florida. The Spanish wanted to spread Christianity, while the French wanted to establish the fur trade. T...

### Solve the following inequality using the multiplication principle.-3 over 7 ≤ -4x

Solve the following inequality using the multiplication principle.-3 over 7 ≤ -4x...

### Wolpert explains that his group tried to reverse engineer how humans control movement. What makes this difficult, and what is the example he used to demonstrate the concept​

Wolpert explains that his group tried to reverse engineer how humans control movement. What makes this difficult, and what is the example he used to demonstrate the concept​...

### A dominant allele is ________. a trait that is hidden by another trait a trait that prevents the showing of other traits a trait that has been altered by a DNA mutation a trait that will not be seen in the next generation of offspring

A dominant allele is ________. a trait that is hidden by another trait a trait that prevents the showing of other traits a trait that has been altered by a DNA mutation a trait that will not be seen in the next generation of offspring...

### Tell what 0 represents in that situation. Greg scored 278 points during his turn in the video game.

tell what 0 represents in that situation. Greg scored 278 points during his turn in the video game....

### Exam Which of the following are considered the characteristics of civilization? A. Specialization, Geography, Cities, Religion, Trade, and Written Language B. Specialization, Government, Cities, Religion, Trade, and Oral Language C. Government, Cities, Religion, Time, and Written Language D. Specialization, Government, Cities, Religion, Trade, and Written Language

Exam Which of the following are considered the characteristics of civilization? A. Specialization, Geography, Cities, Religion, Trade, and Written Language B. Specialization, Government, Cities, Religion, Trade, and Oral Language C. Government, Cities, Religion, Time, and Written Language D. Special...

### Someone pls help me I will make you brain

Someone pls help me I will make you brain...

### How many variables are in the expression 3h - 10 +75 +5?

How many variables are in the expression 3h - 10 +75 +5?...