Answer:
Algebra
Explanation:
The way I know this is from the creator of Algebra being Al-Khwarizmi.The way algebra was made was from him who had focused on solving computations problems.
Answer:
Internal validity.
Explanation:
Internal validity is the study in which trust relationship is build between treatment and outcome. This relationship is known as <em>cause-and-effect. </em>
In this type research, the studies are based on whether the finding is questionable or not. The research which can overrule the possibility of alternative explanations of our findings is internally valid.
The threats of internal valid study are:
- <u>Natural Improvement </u>
- <u>Maturation</u>
- <u>Historical Events</u>
- <u>Placebo effects</u>
- <u>Nonspecific effects</u>.
So, the correct answer is 'Internal validity'.
Is this for K12 Us history? Im gonna answer this in a min
Answer:
Guards would stand on the streets stopping thieves or couriers. I would also see men doing hard labor and work difficult jobs. The women in my household clean and cook inside. Villagers headed to the market to trade goods such as food, cloth and metals.
Explanation:
Hope this works out!
Answer:
The correct answer would be, Mental compulsion.
Explanation:
Tony hates his brother so much that he has started to think that if anything bad happens to his brother, he would be the one responsible for that. So whenever he passes by his brother's room, he starts to count odd numbers, this helps him lessen his anxiety. Tony's this behavior describes as the Mental compulsion.
Compulsions are behaviors that are repeated again and again to reduce the anxiety that is related to some obsession, and obsessions are unreasonable, unrelated thoughts or fears that make a person anxious. So to reduce the obsessions, a person may act compulsive. He tries to find out ways to reduce his anxiety, just like in the given question, Tony starts to count odd number whenever he passes by his brother room to reduce his fears and unreasonable thoughts.