Question

let u and v are two functions defined on r u(x) =2x-3 and v(x) =(3+x)÷2.prove that u and v are inverse to each other​

Answer 1

Answer:

How many electrons are involved in the following redox reaction?

Cr2O7

2- + Fe2+ + C2O4

2- → Cr3+ + Fe3+ + CO2 (Unbalanced)

(1) 3

(2) 4

(3) 5

(4) 6