Q. Write the number 7.7×10−2 in standard form.Answer:
Understand scientific notation: Understand the meaning of scientific notation.In scientific notation, the number 7.7×10−2 means that the decimal point in the number 7.7 will be moved to the left by 2 places because the exponent is −2.
Move decimal point left: Move the decimal point to the left.Since the exponent is −2, we move the decimal point in 7.7 two places to the left. This gives us 0.077.
Write in standard form: Write the number in standard form.After moving the decimal point, the number in standard form is 0.077.
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