Q. Write the number 3×106 in standard form.Answer:
Understand standard form: Understand what standard form means.Standard form for a number is written as a single non-zero digit to the left of the decimal point followed by the appropriate number of zeros. In this case, we need to express 3×106 in such a way.
Multiply by 106: Multiply 3 by 10 raised to the power of 6. To write 3×106 in standard form, we simply need to place the digit 3 followed by six zeros, because 106 means "1 followed by six zeros". Calculation: 3×106=3,000,000
Verify in standard form: Verify that the number is in standard form.The number 3,000,000 has a single non-zero digit to the left of the decimal point followed by six zeros, which is the correct standard form for 3×106.