- Question 1
For what values of k does the quadratic equation 4x2 − 12x − k = 0 have no real roots? VIEW SOLUTION
- Question 2
Find the distance between the points (a, b) and (−a, −b). VIEW SOLUTION
- Question 3
Find a rational number between and .
OR
Write the number of zeroes in the end of a number whose prime factorization is 22 × 53 × 32 × 17. VIEW SOLUTION
- Question 4
Let ∆ ABC ∽ ∆ DEF and their areas be respectively, 64 cm2 and 121 cm2. If EF = 15⋅4 cm, find BC. VIEW SOLUTION
- Question 5
Evaluate: OR
Express (sin 67° + cos 75°) in terms of trigonometric ratios of the angle between 0° and 45°. VIEW SOLUTION
- Question 6
Find the number of terms in the A.P. : VIEW SOLUTION