Add the whole numbers, including the decimals, then the variables like y and x.
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Answer:
1) B) 123 years
2) B) 51 years
Step-by-step explanation:
1)given information
2) 2011-1960=51
Answer:
Step-by-step explanation:
Given:
Vertex of the parabola is, 
Equation of the parabola in vertex form is given as:
Plug in 
. This gives,
Therefore, the equation of the given graph is
.
Common ratio means that you will be multiplying from the first number to get the second number.
To find the ratio we will work backwards, from right to left, and divide instead of multiply.
-43/-21.5 = 1/2
-86/-43= 1/2
-182/-86 = 1/2
r = 1/2
