cocoike4458 cocoike4458
  • 15-03-2022
  • Mathematics
contestada

Factor the polynomial 4x4 – 20x2 – 3x2 15 by grouping. What is the resulting expression?.

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bignastyjack
bignastyjack bignastyjack
  • 15-03-2022

Answer:

[tex]=-669[/tex]

Step-by-step explanation:

[tex]4\cdot \:4-20\cdot \:2-3\cdot \:215[/tex]

[tex]\mathrm{Follow\:the\:PEMDAS\:order\:of\:operations}[/tex]

[tex]4\cdot \:4=16[/tex]

[tex]=16-20\cdot \:2-3\cdot \:215[/tex]

[tex]20\cdot \:2=40[/tex]

[tex]=16-40-3\cdot \:215[/tex]

[tex]3\cdot \:215=645[/tex]

[tex]=16-40-645[/tex]

[tex]16-40=-24[/tex]

[tex]=-24-645[/tex]

[tex]-24-645=-669[/tex]

[tex]=-669[/tex]

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