In sentences using "No sooner... than," the correct structure is "did + base form of the verb." The base form of the verb "finish" should be used after "did." Therefore, "did he finish" is correct, not "did he finished."
If x + y + z = 7, x² + y² + z² = 85 and x³ + y³+ z³ = 842, then the value of√3 xyz is:
...Find the value of ‘x’ in the given expression:
(49/16)x× (64/343)x-1= 4/7
if p:q = 3:4 and q:r = 1:2, the find the value of (4p + 3q + r):(2p + 5q - r)
If A = (7)1/3 + (7) -1/3, then the value of {3A3 – 9A} will be:
Calculate the difference between (7.225) 2 - (2.275) 2
(408 × 680)÷(20% of 680) = (250 × 260)÷ 10 + ? – 4500
If (a + b) = 7 and ab = 9, then find the value of (a2 + b2).