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Mathematics 8 Online
OpenStudy (anonymous):

None of the answers seem correct for this question? Can someone please help?

OpenStudy (anonymous):

This question here is to solve '(2a – 5)2'. I initially thought that the answer is '2a - 25', but none of the answers make an ounce of sense. A. 42a – 7 + 16 B. 4a2 – 25 C. 4a2– 20a + 10 D. 4a2 – 20a + 25 Can someone please help?

OpenStudy (anonymous):

\[(2a-5)^{2}\]

OpenStudy (anonymous):

\[4a ^{2}+25-20a\]

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