Choose the letter of the correct answer. Write the chosen letter on a separate sheet of paper. 1. What is the principal root of √49 ?
A. – 7 B. 7 C. 14 D. 28
2. The following gives a rational root except .
A. √
1
16
B. √
3
4
C. √
1
27
3 D. √16 4
3. How would you classify the value of √160 ?
A. Fraction B. Integers C. Irrational D. Rational
4. The value of √85 can be found in between, which of the following consecutive integers?
A. 8 & 9 B. 9 & 10 C. 10 & 11 D. 11 & 12
5. Which of the following numbers can we find in between the two consecutive integers, 13 &
14?
A. √90 B. √130 C. √180 D. √900