Question

( sqrt{2401}=sqrt{73} )
( sqrt{7^{4}}=sqrt[7]^{x} )
( x=4 )

# (C) 0.21 ON ULUU 3. 2401 = 17* , then the value of x is (2) 3 (6) 4 (c) 5 (d) 6. 4. Find the value of a + 2(b + ?), if b = 1,= 3 and a = 2 is (2) 24 (b) 13 (c) 20 (d) 30 5. The least square number exactly divisible by 8, 12 15 and 20 is (a) 900 (b) 1200 (C) 3600 (d) 14400

Solution