Find x in the following when: _4 x = -4 - Vidyadip

Question

Find $x$ in the following when$: \log _4 x = -4$

✓

Answer

$\log _4 x=-4$
$\Rightarrow x=4^{-4}$
$ \Rightarrow x=\frac{1}{256} .$

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

More "[2 Mark Question Answer]" from Logarithms→Logarithms — all question types→MATHEMATICS STD 9 question papers→ICSE Board STD 9 question papers→ICSE Board question paper generator→

Similar questions

Draw the graph of:
x - 5 = 0

Without using trigonometric tables, evaluate.
$\frac{\tan 19^{\circ}}{\cot 71^{\circ}}$

Using the standard formulae, expand:
$\left(3 x^2 y+z\right)^2$

Evaluate : $(0.027)^{\frac{-2}{3}}$

If $\mathrm{x}=2 \sqrt{3+2 } \sqrt{2 } $, find $:\left(x+\frac{1}{x}\right)$

A circle is drawn with origin (O) as centre and radius 4 units. Among the points (4, 2), (2, 2), (-5, 1), (-1,-2), (4, 1), (1, 1), (-2, 4), state which lie inside the circle and which lie outside the circle.

Simplify:
$\frac{5^{n+3}-16 \times 5^{n+1}}{12 \times 5^n-2 \times 5^{n+1}}$

Without using trigonometric tables, evaluate.
$\frac{2 \tan 53^{\circ}}{\cot 37^{\circ}}-\frac{\cot 80^{\circ}}{\tan 10^{\circ}}$

Insert a rational number between$:8$ and $8.04$

Solve for x:
$9 \times 3^x=(27)^{2 x-5}$