Answer: " x = 16 ; - 4 " .
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<u>Note</u>:
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-16 , +4 = -12 .
-16 * 4 = -64
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(x - 16)(x + 4) = 0 ;
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x = 16 ; - 4 .
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T = 6 [h]
s = 340 [mi]
v=s/t=340/6=56.7 [mi/h]
Answer C.
The answer is letter choice B
The correct answer is √313. ( square root of 313 or 17.7)
Hope this helps.
