Which graph represents y as a function of x?
1 answer:
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Answer:
Step-by-step explanation:
Given a complex number z = a + bi then the absolute value is
| z | =
Given
| 5 - 6i | = =
=
Alright, lets get started.
The ages of all four sisters will be = x, x+2, x+4, x+6
As per given in question, two times of youngest sister age exceeds the oldest sister age by 30 means
Simplifying the equation
So this is the age of youngest sister.
So, age of oldest sister will be
Hene the age of oldest sister is 42 years. : Answer
Hope it will help :)