Evaluate ∫21(6x2−2x)dx
...Evaluate ∫21(6x2−2x)dx
16
13
12
11
Correct answer is D
∫21(6x2−2x)dx=[6x33−2x22]21=[2x3−x2]21
= [2(2)3 - (2)2] – [2(1)3 - (1)2]
= [16-4] – [2-1]
= 12 – 1
= 11
Find correct to one decimal place, 0.24633 ÷ 0.0306...
In the figure, PQRS is a square of sides 8cm. What is the area of △UVW?...
The trapezium PQRS parallel to SR,∠PQS = 34o and ∠SPQ = 2 ∠SRQ. Find the size of, SQR...
If x varies directly as square root of y and x = 81 when y = 9, Find x when y = 179...
In how many ways can the letter of ZOOLOGY be arranged? ...
If y varies directly s the square root of (x + 1) and y = 6 when x = 3, find x when y = 9 ...