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19 April, 16:38

Evaluate a2 + b for a = and b = -.

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  1. 19 April, 19:39
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    To evaluate a2+b, just solve for a and b:

    a2+b=0 subt. b from both sides

    a2=-b now find the sq. root of both sides

    a=sq rt of - b

    a2+b=0 subt. - a2 from both sides

    b = - a2

    I hope this is what you were looking for. If not, then sorry.
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