macipope
macipope macipope
  • 06-01-2017
  • Mathematics
contestada

Please help!!

Answer correct for a brainliest and also a thanks , don't answer if you don't know it!

Please help Answer correct for a brainliest and also a thanks dont answer if you dont know it class=

Respuesta :

arthurpdc
arthurpdc arthurpdc
  • 06-01-2017
[tex]20)~7a^4-7b^4=7(a^4-b^4)=7(a^2-b^2)(a^2+b^2)=\\\\=7(a-b)(a+b)(a^2+b^2)\\\\ 21)~x^3+9x^2-52x=x(x^2+9x-52)=x(x-4)(x+13)[/tex]
Answer Link

Otras preguntas

who Proposed a theory of gravity
Who were the new immigrants of the late 1800s, and what challenges did they face?
Turn 33 less the product of 2 and c in to a algebraic expression
Many of the artists discuss the processes that they go through in creating their art. How have these processes helped the artists? What benefits does the proces
Given: △KPS m∠P=105°, m∠S=30° PS=12 Find: PK.
A particular single-celled organism uses radiant energy to fix carbon as sugars. This organism generates ATP by breaking down sugars through a process that uses
I need help on this one please
Written during the vietnam war, the revealed the federal government did not think the war could ever be won despite telling the public a different story for y
26. 5 ∙4-3= 27. 5 ∙(4-3)= 28. 3[2(3+1)]=
The northwest ordinance of 1785 created a system to do what to western lands