3. If x = - 2y and 4x - 3y = 11, find x +y
4. Solve (2m - 2)(m +4) = 0
6. Which of these is not true?
7. The point where a straight line touches a circle is called______
9. What is the value of angle x in the figure?
11. In what quadrant is angle 243⁰?
12. Which of these is/are true? (i)Cosine is positive in the first and fourth quadrants. (ii) Tangent is positive in the second quadrant. (iii) Sine is negative in the third and fourth quadrant.
13. Which of these inequalities is represented on the cartesian plane in figure13 ?
14. Which of these ranges of values of x is shown on the number line in figure 14?
15. If y is an integer, find the three greatest values of y in 3y + 6 < 10
16. Simplify bar 5.3 + bar 3.8
17. Use table to find the logarithm of 0.0967
18. Log 1(base 9) = x. Find x
19.Simplify (x² + xy)/(x² - y²)
20. Find the 10th term of the GP 1, 3, 9, 27,.....