11 comments
This is actually funny lmao
114 0 ReplyIt's so strange that it was always taught me as a²+b²+2ab. Of course I know it doesn't matter, but still strange to see it this way.
43 1 ReplyIt makes more sense to me because, when binomials are taught, it's usually in the form of a variable and a constant.
E.G. a = x, b = 3: (x + 3)^2. When expanded, that's usually x^2 + 6x + 9, and not x^2 + 9 + 6x.
32 0 ReplyExactly, you are going to lower and lower powers. (Is power the word in English here?)
ax², bx¹, cx⁰
18 0 Reply
9 0 ReplyA less maths-y approach: a is blue, b is red, ab is
pinkpurple. How would you order them?7 0 ReplyNo no, ab is purple.
8 0 Reply
FOIL reading left to right.
6 0 ReplyMe too
4 0 Reply
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