16″standing up front of the board of the class explaining how to do algebra uhm hehe so algebra formulation is a + b)2 = a2 + 2ab + b. (a - b)2 = a2 - 2ab + b. (a + b)(a - b) = a2 - b. (x + a)(x + b) = x2 + x(a + b) + ab.
16″standing up front of the board of the class explaining how to do algebra uhm hehe so algebra formulation is a + b)2 = a2 + 2ab + b. (a - b)2 = a2 - 2ab + b. (a + b)(a - b) = a2 - b. (x + a)(x + b) = x2 + x(a + b) + ab.
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