MCQ
Differentiate with respect to x x4 + 3x2 − 2x:
- A4x3 + 6x − 2
- B4x3 + 6x − 3
- C4x4 + 6x − 2
- DNone of the above
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Given that x, y and b are real numbers and x < y, b < 0, then:
$\frac{\text{x}}{\text{b}}<\frac{\text{y}}{\text{b}}$
$\frac{\text{x}}{\text{b}}\leq\frac{\text{y}}{\text{b}}$
$\frac{\text{x}}{\text{b}}>\frac{\text{y}}{\text{b}}$
$\frac{\text{x}}{\text{b}}\geq\frac{\text{y}}{\text{b}}$
The distance between (6, 5) and (-3, 4) is:
The domain of the function f defined by $\text{f(x)}=\sqrt{4-\text{x}}+\frac{1}{\sqrt{\text{x}^2-1}}$ is equal to.
$(–\infty, –1) \cup (1, 4]$
$(–\infty, –1] \cup (1, 4]$
$(–\infty, –1) \cup [1, 4]$
$(–\infty, –1) \cup [1, 4)$