Special Products 3
\(\, \, \, \,\left(7{x}^{2}+6{y}^{2}\right)\left(7{x}^{2}-6{y}^{2}\right)\)
= \(\left(A+B\right)\left(A-B\right)\) , where \(A=7{x}^{2}\) and \(B=6{y}^{2}\)
= \(A^2-B^2\)
= \({\left(7{x}^{2}\right)}^{2}-{\left(6{y}^{2}\right)}^{2}\)
= \(49{x}^{4}-36{y}^{4}\)
Algebra
Analytic Geometry
Differential Calculus
Integral Calculus
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Copyright © Dayal D. Purohit, Ph.D.(Mathematics)