Parsing algebraic expressions is always a pain. If you need to compute, say, 2+4*2, the answer should be the same as (2 + (4 *2)), not ((2 + 4) * 2) — in other words, the right answer is 10, not 12.
In this video, we provide essential "math help" by addressing "common math mistakes" students make when simplifying ...
Expanding brackets means multiplying everything inside a bracket by the term or expression immediately in front of the bracket. For example, in the expression \(3(m+7)\)both \(m\) and 7 must be ...
Expanding brackets means multiplying everything inside the bracket by the letter or number outside the bracket. For example, in the expression \(3(m + 7)\) both \(m\) and 7 must be multiplied by 3: ...