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This is a law of exponents problem. When a variable(or number) have the same base (i.e y in this problem), were are allowed to combine the exponents. By laws of exponents, when we multiply the same base with their exponents, we add the exponents.
y^6 * y^7
2^6 * 2^7=8192
Use the laws of exponents to see if you get the same answer
check! We get the same answer.
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Sep 15th, 2015
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