Ask Question
21 January, 03:34

Which of the following is NOT a perfect square?

A) 49x^2

B) 64a^2

C) 121y^2

D) 125z^2

+2
Answers (1)
  1. 21 January, 03:59
    0
    d) 125z^2

    Step-by-step explanation:

    A perfect square is a number gotten by square an integer e. g. 4 = 2^2, 9 = 3^3. So, 4 and 9 are perfect squares.

    lets take each option

    a) 49x^2 = 7^2 * x^2 This is a perfect square

    b) 64a^2 = 8^2 * a^2 This is a perfect square

    c) 121y^2 = 11^2 * y^2 This is a perfect square

    d) 125z^2 = (10^2 + 5^2) * z^2 This is not a perfect square
Know the Answer?
Not Sure About the Answer?
Find an answer to your question 👍 “Which of the following is NOT a perfect square? A) 49x^2 B) 64a^2 C) 121y^2 D) 125z^2 ...” in 📗 Mathematics if the answers seem to be not correct or there’s no answer. Try a smart search to find answers to similar questions.
Search for Other Answers