Question 9
If A = is such that A² = I, then (A) 1 + α² + βγ = 0 (B) 1 - α² + βγ = 0 (C) 1 - α² - βγ = 0 (D) 1 + α² - βγ = 0
SOLUTION
→→→→
If A = is such that A² = I, then (A) 1 + α² + βγ = 0 (B) 1 - α² + βγ = 0 (C) 1 - α² - βγ = 0 (D) 1 + α² - βγ = 0