Answer:
$122.88
Step-by-step explanation:
the phone decreases by 20% each year , that is
(100 - 20)% = 80% = = 0.8
the phone reduces by a factor of 0.8 each year , then after 4 years
value = $300 × = $122.88
Square root of x plus 8 end root minus 6 equals x
1 answer:
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Theres no graphs but this is how the function looks like
Given:
Length of rectangle = (x+10) cm
Width of the rectangle = x cm
Perimeter = 32 cm
To find:
The length of the rectangle.
Solution:
We know that,
Where, l is length and w is width.
Substituting the values, we get
Subtract 20 from both sides.
Divide both sides by
So, the length is
Therefore, the length of the rectangle is 13 cm.