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education/math/MATH1060 (trig)/Angles.md
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@ -30,8 +30,6 @@ These rules apply regardless of the orientation of the triangle.
Cosecant, secant, and tangent are inverses of sine, cosine, and tangent respectively, and so they can be found by taking $\frac{1}{x}$, where $x$ is the function you'd like to find the inverse of.
# Definitions
| Term | Description |
| -------------------- | ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ |

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education/nutrition/Nutrients.md
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@ -38,6 +38,29 @@ Phytochemicals are substances in plants that *may* have healthful benefits. Exam
## Calories
In nutrition, the term Calorie typically refers to a kilocalorie, or 1000 calories, where a calorie is the amount of energy needed to heat up one gram of water one degree Celsius.
Kilocalories are used to measure the amount of energy that can be gained from food.
| Food | Energy Gained |
| ----------------- | ------------- |
| 1 gram of carbs | 4 kcal |
| 1 gram of protein | 4kcal |
| 1 gram of fat | 9kcal |
| 1 gram of alcohol | 7kcal |
No other nutrients provide energy.
## Chronic Disease
Chronic disease takes years to develop and typically have no discrete source. Examples of chronic disease include:
- Heart disease
- Diabetes
- Cancer
## Eating Habits
Biological and physiological factors influence eating habits. Examples of factors include (but are not limited to):
- Age
- Taste, smell, texture
- Internal sensations of hunger and thirst
- Relationships
- Income
# Definitions
| Term | Definition |
| ------------------ | ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
@ -48,3 +71,4 @@ In nutrition, the term Calorie typically refers to a kilocalorie, or 1000 calori
| Organic | An organic substance contains *carbon*, and can be degraded. |
| Essential nutrient | A nutrient is considered *essential* if it *must* be supplied by food, because the body cannot create it in sufficient quantities. If an essential nutrient is missing, it results in a *deficiency disease*. |
| Deficiency disease | A deficiency disease occurs when an essential nutrient is missing. Examples include anemia (iron) and scurvy (vitamin c) |
| Lifestyle | A routine way of living |