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In Mathematics / High School | 2025-07-03

What expression is equivalent to $(5 z^2+3 z+2)^2$?
A. $5 z^4+3 z^2+4$
B. $5 z^4+9 z^2+4$
C. $25 z^4+30 z^3+19 z^2+12 z+4$
D. $25 z^4+30 z^3+29 z^2+12 z+4

Asked by meztli37

Answer (2)

The expression ( 5 z 2 + 3 z + 2 ) 2 expands to 25 z 4 + 30 z 3 + 29 z 2 + 12 z + 4 , which corresponds to option D. This is achieved by applying the squaring formula and combining like terms. Therefore, the correct answer is D.
;

Answered by Anonymous | 2025-07-03

D ;

Answered by jimrgrant1 | 2025-07-05

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