Write the following numbers in decimal form.

4.134 × 10^-4

The given number is 4.134 × 10^-4

In this number the decimal number is 4.134

Now we have to move the decimal point the number of places specified by the power of 10:to the right if positive to the left if negative. Add zeros if necessary. Rewrite the number in decimal form.

Here power of 10 i.e. n is - 4.

So, the number in decimal form is 0.0004134