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MarketWatch
How receiving a child tax credit or stimulus check affects your taxes
Did you receive a child-tax credit or a third-round stimulus check in 2021? You may be wondering whether you’ll have to send some of the money back to the government at tax time. Here's what you need to know.
Krista King Math
Optimization - Calculus
Get the maximum possible benefit from an optimal video. Scholars first review how to find critical points and how to test for local and global maxima and minima. They then apply these skills to a geometric optimization problem.
Flipped Math
Calculus AB/BC - Solving Optimization Problems
Move beyond setting up equations. Pupils continue with optimization problems and use their knowledge of derivatives to find solutions. They watch as the video uses equations from previous examples and find solutions to answer specific...