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the square of a binomial will always result in the trinomial a2 + 2ab + b2 if the binomial consisted of the square of the sum of two variables (a + b)2 ; or it will result in the trinomial a2 - 2ab + b2 if the binomial consisted of the square of the difference between two variables (a - b)2
a function that produces the size of an angle, given one of the angle's trigonometric ratios: If...
functions of an angle that relate the size of the angle to the length of the sides of a triangle...
cosecant, secant and cotangent are the three reciprocal functions of sine, cosine and tangent,...