Algebra (SSC) (Part-12)

51. If 𝑥 + 𝑦 + 𝑧 = 19, 𝑥² + 𝑦² + 𝑧² = 133 𝑥𝑧 = 𝑦, 𝑥 > 𝑧 > 0, what is the value of (x - z) ? [SSC CPO 25/11/2020 (Morning)]

1. (a) - 2
2. (b) 0
3. (c) - 5
4. (d) 5