WOKDIEIWK9872 WOKDIEIWK9872

02-09-2020
Mathematics

contestada

how to factorise the difference of perfect squares. for the g on the top and j on the top

how to factorise the difference of perfect squares for the g on the top and j on the top class=

Respuesta :

jimrgrant1 jimrgrant1

02-09-2020

Answer:

see explanation

Step-by-step explanation:

A difference of two squares is factored as

a² - b² = (a - b)(a + b)

(g)

1 - 81y²

= 1² - (9y)²

= (1 - 9y)(1 + 9y)

(j)

64x² - 25y²

= (8x)² - (5y)²

= (8x - 5y)(8x + 5y)

Answer Link

Otras preguntas

five characteristics of hunter-gatherer societies

What is 505/100 as a decimal?

Que veux dire 'prendre quelque chose pour parole d'evangile'

An argument is invalid if and only if _____________. (Points : 1)

What is -25 feet per 2 seconds as a hit rate in feet per second?

Describe how ocean currents help make temperatures at different places on earths surface more similar than they would be if there were no currents

20. Which of the following accurately describes carbon atoms? A. Carbon atoms are only found in two of the four main macromolecules. B. Carbon atoms

Why was Andrew Jackson a good (or bad) president?

3 jk-k when j=2 and k=6

Every 100,000 years, the Earth's orbit becomes more elongated. This change in orbit has caused past ice ages and is called a _____. condensation cycle Milankovi