pearlagarza pearlagarza

18-09-2020
Mathematics

contestada

evaluate the expression below if x=-1 and y=3.
3x²-y²

Respuesta :

nataliasanxchez nataliasanxchez

18-09-2020

the answer is -12 I believe

Answer Link

18-09-2020

Answer:

-6

Step-by-step explanation:

3x² - y²

plug in x and y

3(-1)² - (3)²

according to PEMDAS, solve the exponents first.

3(1) - 9

multiply

3 - 9

subtract

= -6

Answer Link

Otras preguntas

Do you think the buyer at Sealgood Instruments, Troy Smyrna, is practicing unethical behavior? First, what is the term for this behavior, and second, defend why

I need help please fast

Click to review the online content. Then answer the question(s) below, using complete sentences. Scroll down to view additional questions Online Content: Site 1

Can someone please help me with this problem. I will give brainliest!Write the equation of the line that is perpendicular to the y-axis and passes through the p

A vector B , with a magnitude of 8.0 m, is added to a vector A , which lies along an x axis. The sum of these two vectors is a third vector that lies along the

13. Are ALL genes expressed in ALL cell types?

What did King Henry VIII do with Catholic monasteries and convents within England?

Eli’s family took a road trip to the Grand Canyon. Eli fell asleep 27% of the way through the trip. If Eli fell asleep after they had travelled 189 miles, what

wea yall from im from nashville

A bag contains 12 red marbles The ratio of red marbles to blue marbles is 4:3?