Which rules of exponents will be used to evaluate the expression. Check all that apply. [(7")(79)
quotient of powers
product of powers
power of a power
power of a product
negative exponent
zero exponent

Select all the correct locations on the table. consider the following expression. 76.493 select "equivalent" or "not equivalent" to indicate whether the expression above is equivalent or not equivalent to the values or expressions in the last column equivalent not equivalent 343 equivalent not equivalent 49 78.498 78.498 75.493 equivalent not equivalent 75.7 equivalent not equivalent

Using only the digits 5, 6, 7, 8, how many different three digit numbers can be formed if no digit is repeated in a number?

Will mark brainliest! ( explain the answer too, it can be one sentence)