devamdgajjar devamdgajjar

02-04-2020
Mathematics

contestada

Without the use of a calculator, calculate 77^2−23^2.

Respuesta :

1503689 1503689

02-04-2020

Answer:

5400

Step-by-step explanation:

Answer Link

lga22bbashardost lga22bbashardost

02-04-2020

Answer:

5400

Step-by-step explanation:

77x77=5929

23x23=529

5929-529

5400

Answer Link

Otras preguntas

What is the slope of 6x+10y=8

Wich indo European invader conquered fertile crescent

The price of an item yesterday was $110 . Today, the price fell to $77 . Find the percentage decrease.

How many neutrons are present in atoms of argon-39?

why would seeking citizenship have been important to many foreign migrants? it would prove that they had completely given up their ties, sentiments, and loyalty

The coordinates of the vertices of triangle DEF are given in the table. D E F (0,7) (2,9) (4,1) Triangle DEF is reflected across the x-axis. What are the vertic

Friction is generated when _____ interact with each other on sliding surfaces.

When Mrs. Myles gave a test, the scores were normally distributed with a mean of 72 and a standard deviation of 8. About 68% of her students scored between whi

Which of the following help swell the ranks of the new Christian church? Select all that apply. twins the elderly prostitutes outcasts

If the distance between two electrons is doubles, what would happen to the electric force between them?