starlipika
starlipika starlipika
  • 01-03-2019
  • Mathematics
contestada

i keep getting stuck on these kind of questions, do i expand or try and factorise more???​

i keep getting stuck on these kind of questions do i expand or try and factorise more class=

Respuesta :

jdoe0001 jdoe0001
  • 01-03-2019

[tex]\bf \begin{array}{llll} (a^2+4)^2&-&(a^2-2)^2\\\\ a^4+8a^2+16&-&(a^4-2a^2+4)\\\\ a^4+8a^2+16&-&a^4+2a^2-4 \end{array} \\\\\\ a^4-a^4+8a^2+2a^2+16-4 \\\\\\ 10a^2+12[/tex]

expand, thus you can sum like-terms if any.

Answer Link
xzervisx
xzervisx xzervisx
  • 28-03-2019

Answer:

10a^2+12

Step-by-step explanation:

Just use multiple indicies

Answer Link

Otras preguntas

You move down 8 units and up 7 units. You end at (-4, 4). Where did you start?
What is an underwater mountain range that forms at a divergent boundary? Rift valley Ridge Trench Rip
How do the authors use historical evidence to support their claim? In The sugar change the world passage
6. A laboratory technique that separates mixtures is called a. Microscopy c. Sociology b. Chromatography d. Scientology
are 4.7 and 4.70 equivalent ? explain. ​
Which topics would you be interested in reading about in an editorial? Check all that apply. Schools should be teaching and evaluating emotional skills. Fans pu
Please help me with this due today
answer right get brainiest and 20 points
presente subjective help! Ojalá que no ___________ (HABER) cucarachas en la fiesta.
Tell me how to do this please!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!1