which is expression is equivalent to 6^4 • 6^3?

Answer:
C) (6x6x6x6)x(6x6x6)
Step-by-step explanation:
an exponent is the base multiplied by itself that many times, and another way to write 2 exponents multiplied by each other (and have the same base) is by simply adding the exponents, for example, 6^4x6^3 is 6^7 :D Hope this helps!