Answer: 7
Step-by-step explanation:
Answer:
10 years old
Step-by-step explanation:
The difference in ages is 60 -30 = 30 years. When mom was 4 times daughter's age, the difference in their ages was 3 times the daughter's age.
The age difference was 30 years at that time, so the daughter was 10 years old.
The simplified form of the provided expression of 2 startroot 18 endroot +3 startroot 2 endroot startroot +162 endroot is 18√2.
<h3>What is the simplified form of an equation?</h3>
The simplified form of an equation is the simplest way of expressing the equation, by applying the required operations of mathematics.
The equation provided in the problem is,

Let the simplified form of the above expression is <em>n. </em>Thus,

Rewrite the equation to solve it further as,

The square of the term cancel out the square root of it. Thus,

Thus, the simplified form of the provided expression of 2 startroot 18 endroot +3 startroot 2 endroot startroot +162 endroot is 18√2.
Learn more about the simplified form here;
brainly.com/question/1597694
Answer:
the measurement of YVX is 88°