Whenever archaeologists excavate a site. they use primary and secondary sources to
learn about that site and its artifacts. Are
these research methods enough to give
complete information about the discovered
site or artifact? What other methods do you
suggest to help uncover more information
about the archaeological find? Do you think
that information gained from oral history is
helpful or misleading while concluding an
archaeological find

your answer is c

explanation:

answer

explanation

the given equation is

we can rewrite this as:

let

then the equation becomes:

the factors of 8 that sum up to -9 are {-1,-8}

we split the middle term with these factors to obtain,

we factor by grouping to obtain:

apply the zero product property to get:

but

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explanation: