Yomom45689422 Yomom45689422

03-09-2020
Mathematics

contestada

Use Pascal’s Triangle to determine the fifth term of the expansion of (x + 3)7

Respuesta :

ChoiSungHyun ChoiSungHyun

03-09-2020

Answer:

2835x^5.

Step-by-step explanation:

By Binomial Theorem, T(r+1) = nCr * a^(r+1) * b^r.

Term 5 = 7C4 * x^5 * 3^4

= 35 * x^5 * 3^4

= 2835x^5.

Answer Link

Otras preguntas

When two surfaces interact, some mechanical energy leaves the system as thermal energy due to a) surrounding heat b) water c) friction d) fusion

l;;;hjjjjjjjjjjjjjjjjjjjjjjjj

How long are supreme court justices appointed for?.

(a)give this sentence in indirect speech" I'm llooking for my car keys ." said dad (b)"she had written three letters. "said the teacher

Henrietta works with a software company that develops operating systems for mobile phones. Her team developed a new software system that could revolutionize mob

↓ What is the central idea of a text? the topic of a text, or what a text is mostly about the main point the author is trying to make in a text the details that

Dean started with 5 meters of yarn. He used 300 millimeters of yarn each day for 5 days. How many meters of yarn does Dean have left?

Complete the slope-intercept form of the linear equation that represents the relationship in the table

Solve the following system of equations. Show all work and solutions. y = 2x^2 + 6x + 1 y = −4x^2 + 1

Which equation represents the line that is parallel to y = -3 and passes through (-1, 6)? y = __