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

Which is true about the slope of a line? The slope of all lines in quadrant 1 is positive. The slope of all lines that pass through the origin is undefined. The
what is 585.055 rouned to the tenths place
She would ride to the half-way house before the moon sank; then, she would see! Fifty miles there and fifty miles back – a hundred miles – A CENTURY! Had not so
0.14% or 7/20 or 0.014 or 1.4 Which is the greatest?
what new problems might have developed as larger numbers of people gathered in villages like this?
describe the lipert treaty in 1890​
Sleep is an universal biological need. Please select the best answer from the choices provided T F.
Which of the following is a correct statement? A: Arteries carry blood to the heart, veins away from the heart B: Arteries and veins carry blood to the heart C
Crystal, a 28-year-old woman with one child, began experiencing severe pain in her abdomen while visiting her family in Accra. After describing the excruciating
....................:)))))