audreypuckett101 audreypuckett101
  • 04-09-2020
  • Mathematics
contestada

Use Pascal's triangle to find the coefficient of the third term in the expansion of (a + b)^2. a. 3 b. 4 c. 2 d. 1

Respuesta :

Alfpfeu
Alfpfeu Alfpfeu
  • 04-09-2020

Answer:

d

Step-by-step explanation:

Hello,

Let's compute the first lines of Pascal's triangle

1

1 1

1 2 1

so the third term in the mentioned expansion is 1

Answer Link

Otras preguntas

The conversion of co2 and h2o into organic compounds using energy from light is called what?your answer
In the late 1800s and early 1900s, factory owners hired children A) in spite of the laws against this practice. B) because they could pay them less money. C) be
John and Hank work as gift wrappers at a toy store. In 4 minutes, John can wrap 2 small boxes. In 5 minutes, Hank can wrap 3 small boxes. In 20 minutes, John ca
What registry file contains installed programs' settings and associated usernames and passwords?​?
A line of roses forms the diagonal of a rectangular flower garden. Th e line of roses is 18.4 m long, and one side of the garden is 13 m long. To the nearest te
Expressions for 8z+3;z=8
If there are 33 students in a classroom and the ratio from boys to girls is 3:8 how may boys are in the classroom?
By 800 A.D., Ghana had become a powerful trading center in West Africa. What were two of the most important goods traded by Ghana?
What are the s and p blocks together known as?
"many business professions use the skill of​ __________ in order to work together and complete complex tasks."