hockeygirl37
hockeygirl37
22-04-2014
Mathematics
contestada
how to factor 16x²-72xy+81y²
Respuesta :
gom3z18
gom3z18
22-04-2014
use the perfect square trinomial method. since 16x² is a perfect square and so is 81y² your answer would be (4x-9y)² when u multiply that out it will give u 16x²-72xy+81y²
Answer Link
Аноним
Аноним
22-04-2014
[tex]16x^2-72xy+81y^2=(4x)^2-2\cdot4x\cdot9y+(9y)^2=(4x-9y)^2\\\\=(4x-9y)(4x-9y)\\\\\\\\(a-b)^2=a^2-2ab+b^2[/tex]
Answer Link
VER TODAS LAS RESPUESTAS ( 48+ )
Otras preguntas
solve using the substitution and elimination method 3a-12b=9 4a-5b=3 can someone please help?
what is the solution for this inequality -10x <40
Iliada went to Minewaska state park one day this summer. All of the people at the park were either either hiking or bike riding. There are 178 more hikers than
Two of the emission wavelengths in the hydrogen emission spectrum are 410 nm and 434 nm. One of these is due to the n=6 to n=2 transition, and one is due to the
container is 5 meters wide ,6meters long and 3 meters in depth what is the capacity in quarts
if 9^x-9^x-1=24, then find the value of (6x)^x
what is 0.000702 in scientific notation.
Two of the emission wavelengths in the hydrogen emission spectrum are 410 nm and 434 nm. One of these is due to the n=6 to n=2 transition, and one is due to the
What kind of molecule is an enzyme? Why are enzymes important in cell?
Find the slope of the line that passes through each pair of points
