Problem 8
Question
Evaluate each expression or indicate that the root is not a real number. $$\sqrt{144+25}$$
Step-by-Step Solution
Verified Answer
The result of evaluating the expression \(\sqrt{144+25}\) is 13.
1Step 1: Perform Addition Inside the Square Root
Add the numbers within the square root: \(144 + 25 = 169\). The expression becomes \(\sqrt{169}\).
2Step 2: Take the Square Root
Now take the square root of 169, which is 13. So \(\sqrt{169} = 13\).
Other exercises in this chapter
Problem 7
Evaluate each exponential expression in Exercises 1–22. $$ (-3)^{0} $$
View solution Problem 8
Simplify each rational expression. Find all numbers that must be excluded from the domain of the simplified rational expression. $$\frac{4 x-8}{x^{2}-4 x+4}$$
View solution Problem 8
Factor out the greatest common factor. $$ x(2 x+1)+4(2 x+1) $$
View solution Problem 8
Find the degree of the polynomial. $$x^{2}-8 x^{3}+15 x^{4}+91$$
View solution