To write 7.48 in scientific notation, you express it as a number between 1 and 10 multiplied by a power of 10. Since 7.48 is already between 1 and 10, you can write it as:
\[ 7.48 \times 10^0 \]
The exponent is 0 because 7.48 is not being multiplied by any power of 10. Thus, the scientific notation for 7.48 is:
\[ 7.48 \times 10^0 \]