PROVE THE EQUATION USING ONLY DIFFERENT AREA OF TRIANGLE HAVE EQUAL MAGNITUDE [c = √(a^2 + b^2 -2ab cosβ) ] where a, b are two adjacent side of triangle "β" is the angle between side a and b and c is the resultant side
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5 rational numbers between -5/7 and -3/8 are -39/56, -38/56, -37/56, -36/56 and -35/56.
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