📢 Too many exams? Don’t know which one suits you best? Book Your Free Expert 👉 call Now!

  • google app store apple app store
  • ✖

      Question

      (51.99² - 19.05² )÷ ? = 14.11² -

      140.33
      A 42 Correct Answer Incorrect Answer
      B 56 Correct Answer Incorrect Answer
      C 67 Correct Answer Incorrect Answer
      D 33 Correct Answer Incorrect Answer
      E 17 Correct Answer Incorrect Answer

      Solution

      (51.99² - 19.05²) ÷ ? = 14.11² - 140.33 (52² - 19²) ÷ ? = 14² - 140 (2704 – 361) ÷ ? = 196 – 140 2343 ÷ ? = 56 ? = 2343/56 = 41.83 ≈ 42

      Practice Next
      ask-question