Math

10 flashcards · Mathematics · by this is the choice of steins gate

1. What is the derivative of x4+4x3+7x?

   4x3+12x2+7

2. What is 8/9 divided by 9/4?

   32/81

3. What is the square root of 441?

   21

4. What is 600 increased by 75%?

   1050

5. If x3/4 = 8, what is the value of x?

   16

6. What is the distance between (2,9) and (5,13)

   5

7. What is the expression of sin(2x)?

   2.sinx.cosx

8. What is the second derivative of ln(x)?

   -1/x2

9. What is the median of (4, 8, 12, 16, 20, 24) ?

   14

10. If a woman is 42 years old on her 19th anniversary, how old was she when she married?

    23