MCQ
`int_1^3 ("d"x)/(x(1 + logx)^2)` = ______.
- A`- 1/(1 + log2)`
- Blog 2
- ✓`log2/(1 + log2)`
- D`1/(1 + log2)`
✓
Answer
Correct option: C.
`log2/(1 + log2)`
C
Need a full question paper?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
Explore more
Similar questions
`int_(-pi/4)^(pi/4) 1/(1 - sinx) "d"x` = ______.
The effective filtration pressure that allows ultrafiltration to take place ______.
Blood pressure is regulated in kidney.The correct sequence of these steps is
i. Formation of Angiotensin II
ii. Secretion of Aldosterone
iii. Fall in blood pressure
iv. Reabsorption of $Na^+$ from distal convoluted tubule.
v. Release of Renin
vi. Restoration of normal blood pressure
vii. Conversion of Angiotensinogen to Angiotensin I
viii. Activation of Juxta Glomerular cells.
→i. Formation of Angiotensin II
ii. Secretion of Aldosterone
iii. Fall in blood pressure
iv. Reabsorption of $Na^+$ from distal convoluted tubule.
v. Release of Renin
vi. Restoration of normal blood pressure
vii. Conversion of Angiotensinogen to Angiotensin I
viii. Activation of Juxta Glomerular cells.
In an A.C. circuit, the peak value of voltage is 320 volt. Its effective voltage is ______
Identify X and Y in the following reaction:$\ce{CH3CH2COOH + NH3 X ->[\Delta] Y + H2O}$
→A coil of inductance 'L' is connected to an a.c. source of emf 'E' and frequency 'f'.
The current in the coil is ____________.
A bar magnet has length 3 cm , cross-sectional area $4 cm^2$ and magnetic moment $6 Am ^2$. The intensity of magnetisation of bar magnet is ______.
→Which of the following is CORRECT about the two allotropic forms of polonium?
Match the enzymes with their respective substrates and choose the correct option.
| Column I | Column II | ||
| i. | pancreatic lipase | a. | Dipeptides |
| ii. | Nucleases | b. | Fats |
| iii. | Lactase | c. | Nucleic acids |
| iv. | Dipeptidases | d. | Lactose |
Which of the following compounds is obtained on ozonolysis of 
followed by reduction with Zn dust and water?
followed by reduction with Zn dust and water?