Huntruh2842
28.02.2020 •
Mathematics
What is the slope of the line described by the equation below?
у- 9 = -2(x- 8)
ОА. 2
Ов. -2
Ос. 9
OD. -9
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Ответ:
-2
Step-by-step explanation:
The equation of a line in slope - intercept form is given as :
where m is the slope and c is the y - intercept.
Equation given :
⇒
add 9 to both sides , we have
comparing with :
slope = -2
Ответ:
Step-by-step explanation:
Given
Required
An explicit rule for
Where
We have:
Calculate a2
Calculate a3
Calculate a4
Calculate a5
So:
The above sequence form a geometric sequence.
Calculate common ratio (r)
So, the explicit formula is:
Split:
The explicit rule is: