2x\textsuperscript{2} - 1(x - 4) + [-8(x\textsuperscript{2} - 4) + 5x] If the expression written above is written in the form of ax\textsuperscript{2} + bx + c, then what will be the value of (2a + b - 45)?
Added by Miguel -Ngel R.
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-82 - 4 + 5 = -81 Show more…
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