Factor the trinomial completely.8x4 + 17x2 - 21

A. (8x2 + 3)(x2 - 7)
B. (8x2 + 7)(x2 - 3)
C. (8x2 - 7)(x2 + 3)
D. prime


Answer: C

Mathematics

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A. y = - x - 
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Let y = and z = Roman|11|#000000|False|False|False{{{|}}}mathml|CONTAINER_ID_FIELDCogneroEndAlgorithmData&varname=IMPVAR%5Fc9ae11da37e544d68a404cf3d&varid=VARIABLE_ESCAPED_ID_FIELD&rnd=1be555e22db04b53a4a387f03268f922" class="Wirisformula" style="vertical-align:-1px;" varid="VARIABLE_ID_FIELD" variablename="IMPVAR_c9ae11da37e544d68a404cf3d" />. Write the phrase as an algebraic expression, and evaluate it.
?
z less than y
?

A.


B.


C.


D.


E.


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A. 31.5 yd3 B. 220.5 yd3 C. 110.25 yd3 D. 1157.625 yd3

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