Hello :
2x² = 2
x²=1
x²-1=0
(x-1)(x+1) = 0
x-1=0 or x+1=0
x=1 or x= -1...(answer : <span>B. There are two solutions: -1 and 1 )</span>
Width = 7/2 or width = 3.5
length = 10
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hope that helps
Answer:
/_FCB
Step-by-step explanation:
As, supplementry means they add up to 180°
So a straight angle = /_DCB = 180°
So /_DCF + /_x = /_DCB
So, /_x = /_FCB
So answer = /_FCB
Answer:
28%
Step-by-step explanation: