Learn how to determine if a function is even or odd. A function is even if the graph of the function is symmetrical about the y-axis, or a function is even if f(x) = f(-x). A function is odd if the ...

I make short, to-the-point online math tutorials. I struggled with math growing up and have been able to use those experiences to help students improve in math through practical applications and tips.

The Mega Millions jackpot climbed ahead of the Friday, April 3, drawing, now reaching $90 million with a cash value of $40.1 million. If someone were to get lucky on Friday and win the jackpot, ...

Is today your lucky day? The Mega Millions lottery jackpot was an estimated $90 million the Friday, April 3 drawing with a cash option of $40.1 million, according to the Mega Millions website. The ...

Already the all-time leader in made 3-pointers, Stephen Curry became the first player in NBA history to eclipse 4,000 career threes against the Sacramento Kings at Chase Center on Thursday. Only one ...

Could today be your lucky day when you become the next Powerball millionaire? The Powerball jackpot is an estimated $180 million with a cash option of $80.8 million for Monday night's drawing, ...

Net worth is assets (what you own) minus liabilities (what you owe). Our free calculator can measure your net worth. Many, or all, of the products featured on this page are from our advertising ...

The Rasmussen Reports daily Presidential Tracking Poll for Friday shows that 44% of Likely U.S. Voters approve of President Trump’s job performance. Fifty-four (54%) disapprove. The latest figures ...

Erika Rasure is globally-recognized as a leading consumer economics subject matter expert, researcher, and educator. She is a financial therapist and transformational coach, with a special interest in ...

This video is an interactive lesson in calculating an atom’s mass and atomic number. Atoms consist of a nucleus containing protons and neutrons, surrounded by electrons in shells. The numbers of ...

Jennifer Simonson is a business journalist with a decade of experience covering entrepreneurship and small business. Drawing on her background as a founder of multiple startups, she writes for Forbes ...