shez2087 shez2087

21-11-2020
Mathematics

contestada

4) Use the difference of two squares method to evaluate 120squared - 119 squared

Respuesta :

BrainLifting BrainLifting

21-11-2020

Answer:

239

Step-by-step explanation:

[tex]120^2-119^2\\=(120+119)(120-119)\ [a^2-b^2=(a+b)(a-b)]\\=239[/tex]

Answer Link

Otras preguntas

system with 3 variable. solve pleaseeee x+4y-5z=-7 3x+2y+3z=7 2x+y+5z=8

factorise 3a2-4ab please

Is -4.8 and integer? Why or why not .?

1) Um número somado com sua quarta parte é igual a 80. Qual é esse número?

Simplify complex fraction 8 over 9/6

What evidence is used to prove a person worthy of sainthood

an aircraft travels 2000 km from winnipeg to montreal in 3.2 hours and returns in 4 hours. if the wind speed is constant, find the wind speed and the speed of t

How to turn 4/700 into a decimal

The sum of three integers is 92. The second number is three times the first number. The third number is ten less than twice the first number. Find the integers.

Explain why you do not have to do any computing to solve 15 by 0 by (13+7)