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This section includes 11 Mcqs, each offering curated multiple-choice questions to sharpen your Engineering Mathematics knowledge and support exam preparation. Choose a topic below to get started.
1. |
Find \(lt_{x\rightarrow -33}\frac{ln(x^3+68x^2+1222x+2179)-ln(x+1)}{(x^2+66x+1089)}\) |
A. | -33 |
B. | 1⁄2 |
C. | 0 |
D. | 31⁄32 |
Answer» E. | |
2. |
Find \(lt_{x\rightarrow 0}\frac{sin(x^2)}{x}\) |
A. | ∞ |
B. | -1 |
C. | 0 |
D. | 22 |
Answer» D. 22 | |
3. |
Let f on (f(x)) denote the composition of f(x) with itself n number of times then the value of ltn → ∞ f on (sin(x)) = |
A. | -1 |
B. | 2 |
C. | ∞ |
D. | 0 |
Answer» E. | |
4. |
Find \(lt_{x\rightarrow 1012345}(\frac{[sinh(x)]^2-[cosh(x)]^2}{[sinh(x)]^2+[cosh(x)]^2})\) |
A. | 1⁄cosh(1012345) |
B. | 90987 |
C. | 1012345 |
D. | ∞ |
Answer» B. 90987 | |
5. |
Find \(=lt_{x\rightarrow 0}\frac{sin(x)}{tan(x)}\) |
A. | 0 |
B. | 1 |
C. | ∞ |
D. | 2 |
Answer» C. ∞ | |
6. |
Find \(lt_{p\rightarrow\infty}\frac{p^5.p!}{5.6…(5+p)}\) |
A. | 4! |
B. | 5! |
C. | 0 |
D. | ∞ |
Answer» B. 5! | |
7. |
Find how many rounds of differentiation are required to have finite limit for \(lt_{x\rightarrow 0}\frac{cos(ax)+cos(bx)-2cos(cx)}{cos(ax)+2cos(bx)-3cos(cx)}\) given that a ≠ b ≠ c |
A. | 3 |
B. | 0 |
C. | 2 |
D. | 4 |
Answer» D. 4 | |
8. |
Find \(lt_{x\rightarrow 0}\frac{2cos(2x)+3cos(5x)-5cos(19x)}{cos(4x)-cos(3x)}\) |
A. | -76 |
B. | -6 |
C. | -7 |
D. | 0 |
Answer» B. -6 | |
9. |
Find relation between a and b such that the following limit is got after a single application of L hospitals Rule \(lt_{x\rightarrow 0}\frac{ae^x+be^{2x}}{be^x+ae^{2x}}\) |
A. | b⁄a = 2 |
B. | a⁄b = 2 |
C. | a = b |
D. | a = -b |
Answer» E. | |
10. |
Find \(lt_{x\rightarrow 0}\frac{(3e^x-2e^{2x}-e^{3x})}{(e^x+e^{2x}-2e^{3x})}\) |
A. | 3⁄2 |
B. | 0 |
C. | 4⁄3 |
D. | –4⁄3 |
Answer» D. –4⁄3 | |
11. |
Find \(lt_{x\rightarrow -2}\frac{sin(\frac{1+(\frac{(x+2)^2(x^2+1)}{x^3+3})}{x+2})}{(x+2)}\) |
A. | ∞ |
B. | 0 |
C. | 2 |
D. | -∞ |
Answer» D. -∞ | |