It means that the exponent is 2.
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10 squared times 2squared
what is the prime factorization of 2400 using exponents 2 to the fifth power x 3 x 5 squared = 2400
Do you mean? 4r2 * 3r2 = 12r4 ====== You multiply the coefficients of the variable terms and add the exponents.
20 squared = 20^2
20 squared = 20 x 20 = 400 400 in expanded form using exponents = (4 x 10^2) + (0 x 10^1) + (0 x 10^0)