nyoninombuso7 nyoninombuso7

16-05-2023
Mathematics

contestada

which of the 3 identities is wrong

(2x+3)^2=4x^2+12x+9

(4a-b)^2=16a^2-8ab-b^2

(5a-b)(5a+b)=25a^2-b^2

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