How do you write the expression #7*7# using exponents?

1 Answer
Jim G.
Jan 4, 2017

#7^2#

Explanation:

Using exponents is a ' shorthand' method for expressing #color(blue)"repeated multiplication".# That is the same value being multiplied by itself many times. The value of the exponent is the number of times the value is being multiplied by itself.

#rArr7xx7=7^2" since there are 2 sevens being multiplied"#

#7xx7xx7=7^3" since 3 sevens being multiplied"#

#7^4" represents " 7xx7xx7xx7#

#"and so on"#

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