# precal

posted by .

I do not understand when a function is even or not. I know the formula for telling them apart, but I do not understand it. Could someone break down the formula for me and explain it?
Thanks

## Similar Questions

1. ### Calculus

For the function f(x)=10-4(x^2), find a formula for the lower sum obtained by dividing the interval [0,1] into n equal subintervals. Then take the limit as n->infinity to calculate the area under the curve over [0,1]. I only need …
2. ### Calculus

Determine if function is even, odd, or neither... f(x) = secx tanx I understand how to find if its even or odd, but the sec and tan, I don't understand. Can someone help?
3. ### Algebra

I am having such a hard time in this class. Hopefully someone here can help me to understand some of what they are trying to teach me. I have a problem here and have been working on it for about an hour now and I can not figure it …
4. ### algebra

Solve the following equation: k2 + 4k = 0 By factoring and By using the quadratic formula Can someone please help me to understand how to this problem...I do not understand the steps to get the correct answer. Thanks!!!
5. ### Chemistry

How many kilojoules of heat are absorbed when 1.00L of water is heated from 18 degrees C to 85 degrees C?
6. ### MATH

invested 2000 gains 0.2 every odd numbered month gains 0.15 every even numbered month write function for n months?
7. ### Math

A town has population 225 people at year t=0. Write a formula for the population, P, in year t. a) grows by 10% per year I don't understand how to do this, and keep getting the wrong answer. Also, Find a formula for the linear function …
8. ### Patho - Hyperkalemia and Heart Attacks

Could someone please explain why an increase in potassium would cause a decrease in HR?
9. ### Alg 1

The quadratic formula and the discriminat. The daily production of a company is modeled by the function p=-w^2 + 75w - 1200. The daily production, p, is dependent on the number of workers w, present. If the break-even point is when …
10. ### Pre-Algebra

Can someone PLEASE explain to me what the formula is for finding the surface area of a pyramid?

More Similar Questions