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27 December, 09:30

If (5x-2) ^2=ax^2-bx+c, what is the value of a+c^2?

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  1. 27 December, 09:44
    0
    41

    Step-by-step explanation: u first expand (5x-2) ²

    to get 25x²-20x+4

    then by comparing it to ax²+bx=c

    u get a=25 b=-20 and c=4

    the u evaluate a+c²

    25+4²

    =41
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