MCQ
The value of $\sec h(i\pi )$ is [RPET 1999]
- ✓- 1
- Bi
- C0
- D1
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The value of $\lambda$ for which the lines $3\text{x} + 4\text{y} = 5, 5\text{x} + 4\text{y} =4$ and $\lambda\text{x} + 4\text{y} = 6$ meet at a point is:
The distance between the foci of a hyperbola is 16 and its eccentricity is 2. Its equation is:
$\text{x}^2-\text{y}^2=32$
$\frac{\text{x}^2}{4}-\frac{\text{y}^2}{9}=1$
$2\text{x}-3\text{y}^2=7$
none of these.