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


    Question

     If x satisfies x² – 14x + 40 = 0, find

    x.
    A 3 and 5 Correct Answer Incorrect Answer
    B 4 and 10 Correct Answer Incorrect Answer
    C 5 and 8 Correct Answer Incorrect Answer
    D 2 and 4 Correct Answer Incorrect Answer

    Solution

    ATQ, Discriminant = 196 – 160 = 36 Roots = (14 ± 6)/2 → 10, 4

    Practice Next

    Relevant for Exams:

    ask-question