Y=
y=
\,\,x^{2}+1
x
2
+1

Simplify. −4x^2 (5x^4−3x^2+x−2) −20x^6−12x^4+8x^3−8x^2 −20x^6+12x^4−4x^3+8x^2 −20x^8+12x^4−4x^2+8x −20x^6+12x^4+4x^3−8x^2

Identify the number 127 as a rational or irrational. explain

How do you write something in scientific notation?