If 7 4 a then find the value of a

- If a b 7 4 then find the value of a2 b2 a2 b2
- If a 7 4 √ 3 then find the value of a2 1 a2
- If a b 2 7 4 3 then find the value of a b
- If a 7 4 3 then find the value of a 1 a
- If a b 7 and ab 4 then find the value of ab
- If a 3 b 4 c 7 then find the value of a b c c
- In an ap if d 4 n 7 an 4 then find the value of a
- If a b 5 8 and b c 4 7 then find the value of a b c
- If 5 2 3 7 4 3 a b 3 then find the value of a and b
- Find the value of the expression
- If a = 7- 4 then find the value of +