Math, asked by prateekhuhu, 5 months ago

If A is a square matrix such that A² = 1, then (A + 1) +(A-1)- 7A is equal to

Answers

Answered by kingarin1610

1

Step-by-step explanation:

anyone can ask me doubts on Instagram

@arinagrawal_16

Previous Question

Next Question

Similar questions

English, 2 months ago

Music can get you high If you want to get a release of dopamine and oxytocin in your brain, turn on a song you love. According to The New York Times, the “reward” part of the brain lights up when you hear music. They say “the idea that reward is partly related to anticipation (or the prediction of a desired outcome)” is a fact in neuroscience. So when you listen to a song, your brain is trying to...

English, 2 months ago

Differentiate blw class & interface...

Political Science, 2 months ago

WHAT IS INDIA'S FULL FORM...

Science, 5 months ago

Q2) How does pollution occur due to vehiceles? Give the name of vehicales causing least pollution.

English, 5 months ago

Diary entery on exciting journey you undertook on a train...

Business Studies, 9 months ago

there is more government control and supervision over working of joint stock company...

Biology, 9 months ago

Who proposed concept of species?

Biology, 9 months ago

How do the properties of iron change when carbon and chromium are mixed with it?