Which formula represents the nth term of arithmetic sequence 2, 5, 8, 11, ... ?
1 answer:
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or x= twelve-fifths
Option A is correct.
Step-by-step explanation:
We need to find the solution of:
Solving:
Taking square on both sides:
Verifying the solution by putting x = 12/5 in the given equation, we get true result.
So, or x= twelve-fifths
Option A is correct.
Keywords: Solving Square root Equations
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Answer:
56
Step-by-step explanation:
We know that radius of a circle is perpendicular to the tangent of the circle at the point of contact.