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find the volume of the rectangular prism whose lenght,width ang height are (x + 3 ) meter, ( x - 3) meter and (2x + 5) meter.(Hint Volume of rectangular prism =l x w x h)

Sagot :

[tex]\large{\mathcal{SOLUTION:}}[/tex]

Using the rectangular prism formula

  • V = LWH
  • V = (x+3)(x-3)(2x+5)
  • V = (x²-3x+3x-9) (2x+5)
  • V = (x²-9)(2x+5)
  • V = 2x³+5x²-18x-45

Therefore , the volume is (2x³+5x²-18x-45 )m³

[tex] \\ [/tex]

[tex]\large{\mathcal{ANSWER:}}[/tex]

  • the volume is (2x³+5x²-18x-45)m³

[tex] \\ [/tex]