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mojhsa [17]
4 years ago
6

Pretty please can someone help

Mathematics
1 answer:
Alenkasestr [34]4 years ago
3 0

Answer:

Step-by-step explanation:

2x^{2}  + x - 4 = 0\\

divide by 2 throughout

x^{2}  + \frac{x}{2}  = \frac{4}{2}

x^{2} +2 * \frac{x}{4} +( \frac{1}{4}) ^{2}  = 2 + ( \frac{1}{4}) ^{2}\\

(x+\frac{1}{4} ^{2} ) = 2 + (\frac{1}{4} )^{2} \\

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