rainforestwl
rainforestwl rainforestwl
  • 18-06-2017
  • Mathematics
contestada

topic: binomial theorem..
how to expand (2-X)^ -2 ?? unsure of how to expand this equation since the power is negative..

Respuesta :

Banabanana
Banabanana Banabanana
  • 18-06-2017
[tex]( 2-x)^{-2}= \cfrac{1}{(2-x)^2}= \cfrac{1}{x^2-4x+4}[/tex]
Answer Link

Otras preguntas

How did the Civil War affect the economies of the North and South? OA. It improved the economy of the South but destroyed the economy of the North. OB. It destr
i dont know how to solve plz help
How to work out 20% of £54
2. Perform the following multiplication: (+5)(-2)(+7)(-4)(-1)
you have been provided with an insulated wire , voltmeter or a battery with a charge of 10ohms, a bulb, a switch and a resistor of resistance 5ohms. draw the el
find hcf of 3x²+7x-6 and 2x²+7x+3​
Find the surface area of the prism.can someone help fast , I can’t get this
You must cover a wall 72 3/8 inches wide with wood panels. If each panel is 5 5/8 inches wide, about how many panels will you need?
can someone please help me and write out the answer​
Help me please -20 points