👉 Learn how to verify trigonometric identities involving the addition and subtraction of terms. To do this it is usually useful to convert the addition or subtraction terms in terms of one ...

Pearson has launched a free iOS math app offering more than 1,500 tutorials aligned to the Common Core and other standards. Dubbed Virtual Nerd Mobile Math and designed for students in grades 6-12, ...

👉 Learn how to add or subtract radicals. A radical is a number or an expression under the root symbol. Radicals can only be added or subtracted if the numbers or expressions under the roots are the ...

The first lesson (aimed at PreK-K learners) uses drawing and concrete materials to represent mathematical ideas. The second lesson (aimed at 1st-2nd graders) teaches students how to represent and ...

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A 14-year-old with a love of math and helping others has combined those passions and now may get national recognition. "For Math's sake peer to peer videos" are the brainchild of Girl Scout and Lovett ...