makhananagirlie makhananagirlie

20-06-2021
Mathematics

contestada

A square has sides of length (2 a-b) metres. Write down an expression for the area of the square and simplify it

Respuesta :

jimrgrant1 jimrgrant1

20-06-2021

Answer:

A = 4a² - 4ab + b²

Step-by-step explanation:

The area (A) of a square is calculated as

A = s² ( s is the side length ) , so

A = (2a - b)² ← expand using FOIL

= (2a)² - 2ab - 2ab + (- b)²

= 4a² - 4ab + b²

Answer Link

Otras preguntas

What is the answer to 6x-22+40=180

Memorable Quotes from Juliets Nurse in Romeo and Juliet?

Anyone know what C equals

choose the interjection in the following section A. gosh B. sure C. better D. at the latin root euqi means equal what is the meaning of the word equidistant in

what was the effect of the plague on feudalism

what is the connection betwwen Mansa Musa and Mecca?

If you were to solve a function and you are subtracting from x do you subtract or add G(2)-2=2squared-2 what do you do with the minus 2 at the beginning?

A 25-foot long ladder is propped against a wall at an angle of 18° with the wall. how high up the wall does the ladder reach? round the answer to the nearest te

What does the sunflower symbolize in William Blake's "Ah! Sunflower"?

11/20 percent of 560 the book have you read