Squaring a binomial is just a mater of taking the binomial times itself, for example
(a+b)2=(a+b)*(a+b)
Here you apply FOIL technique, meaning: First, Outer, Inner and Last -- see below
(a*a)+(a*b)+(b*a)+(b*b)
Observing that (a*b)=(b*a) in alegbra the above equation can be rewritten as:
a2+2ab+b2
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Squaring. Doubling is only multiplying a number by 2, whereas, squaring is multiplying a number by itself :)
Taking the square root is the opposite of squaring.
you do it by squaring it
The ones that are the sum or the difference of two terms.
distributive
You could start with multiplying two different binomials ("FOIL" and such), then squaring a binomial is just a special case. In both cases, you could give a geometric illustration (a square with sides a+b and c+d, and the product represented by area)
Squaring a binomial can be done by writing the binomial twice and multiply using FOIL method.EX: (x+3)2 = (x+3)(x+3) = x2 +3x +3x +9 = x2 + 6x +9
1.square the first term 2.square the second term 3.square the last tem
does the FOIL system work for any binomials
The advantage of recognizing some special binomials is that the math can then be done much more quickly. Some of the binomials appear very frequently.
Squaring. Doubling is only multiplying a number by 2, whereas, squaring is multiplying a number by itself :)
Carolus Linnaeus
Carolus Linnaeus
(x2 + x2)=
Explain how I would use algebra times to multiply two binomials (FOIL)?
Squaring the ends of metal in a lathe is called farting
Taking the square root is the opposite of squaring.