camihankel camihankel
  • 14-12-2020
  • Mathematics
contestada

Please answer!!!!
Express (x + 9)2 as a trinomial in standard form.

Respuesta :

s1m1
s1m1 s1m1
  • 14-12-2020

Answer:

x² +18x +81

Step-by-step explanation:

(a+b)²=a²+b²+2ab

(x+9)² = x²+9²+2*x*9= x² +18x +81

Answer Link

Otras preguntas

How can you write 72+ (8+19) to make easier to add?
Simplify Radical 27+ radical 18+ radical 300
What do meteorologists do?
A population of black cats has been interbreeding. However, in one litter, a sole gray kitten is born. The successive generations now have a few gray cats. Whic
The European Union is attempting to develop a national identity by creating cultural symbols such as A. a national holiday B. an anthem C. one common language D
Two cars traveled equal distances in different amounts of time. Car A traveled the distance in 2 h, and Car B traveled the distance in 1.5 h. Car B traveled 15
_______ was the type of government established during the Old Kingdom in ancient Egypt? Republic Democracy Theocracy Feudalism
How do our choices in life affect others?
Hassan made a simple thermometer by blowing a bulb on the end of a glass capillary tube and filling it with coloured water. Why could he not use it to measure t
how do you factorise 8x3y2-4xy3