Richard simplified an expression in three steps, as shown:
which is the first incorrect step...
Mathematics, 20.09.2019 01:30, nataliemoore1974
Richard simplified an expression in three steps, as shown:
which is the first incorrect step and why?
step 1, all the exponents are multiplied by 3
step 2, the exponents in the denominator are multiplied
step 3, the exponents of the same base are subtracted during division
step 3, the exponents of the same base are added during division
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