I'm sorry, but I don't have the specific information about your solutions for number 6. If you provide me with the details of your solutions, I would be happy to review them and provide feedback. **

Yes, the development of innovative car technology was hindered in East Germany due to the country's centralized and state-controlled economy. The government's focus on producing standardized vehicles for the masses limited the ability of car manufacturers to invest in research and development for innovative technology. Additionally, the lack of competition and access to international markets further restricted the advancement of car technology in East Germany. It was only after the reunification of Germany in 1990 that the automotive industry in the former East Germany began to modernize and catch up with Western standards. **

There could be several reasons why he hasn't deleted your number despite cutting off contact. He may want to keep it as a backup in case he changes his mind or wants to reach out in the future. He could also be holding onto it out of habit or sentimentality. Additionally, he may not see the need to delete it if he doesn't feel strongly about severing all ties with you. **

The number of solutions to an equation can be determined depending on the value of 'a' by analyzing the discriminant of the equation. For a quadratic equation in the form of ax^2 + bx + c = 0, the discriminant is given by b^2 - 4ac. If the discriminant is positive, the equation has two distinct real solutions. If the discriminant is zero, the equation has one real solution (a repeated root). If the discriminant is negative, the equation has no real solutions, but two complex solutions. Therefore, the value of 'a' affects the discriminant and consequently determines the number of solutions to the equation. **

The number of solutions of an equation can be determined by analyzing the degree of the equation and the nature of the solutions. For a linear equation, there is either one solution (if the equation is consistent) or no solution (if the equation is inconsistent). For a quadratic equation, the number of solutions can be determined using the discriminant (b^2 - 4ac), where if the discriminant is positive, there are two real solutions, if it is zero, there is one real solution, and if it is negative, there are no real solutions. For higher degree equations, the number of solutions can be determined using various methods such as factoring, graphing, or using the fundamental theorem of algebra. **

There could be several reasons why he has not deleted your number despite cutting off contact. He may still have feelings for you and is not ready to completely let go. He could also be keeping your number as a way to maintain a sense of control or power in the situation. Additionally, he may be holding onto your number in case he wants to reach out to you in the future. **

The angle at the cutting edge is the angle formed between the cutting edge of a tool and the workpiece being cut. This angle is crucial in determining the efficiency and effectiveness of the cutting process. A smaller angle at the cutting edge results in a sharper tool, allowing for more precise cuts, while a larger angle may provide more strength and durability to the cutting edge. The optimal angle at the cutting edge depends on the material being cut and the specific cutting operation being performed. **

Possible solutions for skilled workers in metal technology in machining technology include continuous training and upskilling to stay updated with the latest technologies and techniques in the industry. They can also seek certifications or advanced degrees to enhance their knowledge and expertise. Networking with industry professionals and joining professional organizations can provide opportunities for career growth and development. Additionally, considering specialization in a specific area of machining technology can help skilled workers stand out in the field. **