Maths Algebraic Expression please explain step by step
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The Two adjacent sides of a rectangle are 2x²-5xy-3z²and 4xy-x²-z² Find the perimeter
Let the ABCD be a rectangle having side length
=AB=CD=2x²-5xy+3z² And
Breadth =BC=DA=-x²+4xy-z²
Perimeter of rectangle =2(Length+breadth)
➥2(2x²-5xy+3z²-x²+4xy-z²)
➥ 2(2x²-xy+2z²)
➥2x²-2xy+4z²
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