Question

6. Find the value of a so that the point (3, a) lies on the line represented by.
7. Write the nature of roots of the quadratic equation 2x2 -V5x + 1
8. Ifa and Bare roots of x' + 5x +m=0 and 2a + 5B = -1, then m is equal to
9. If the sum of first n terms of an AP is 2n? + 3n, what is its second term?
10. Find the next term of AP. 78, V18, V32.
11. If one root of the equation ax? + b x+ c =0 is three times the other,
then b2 : ac is​

Answer 1

Hmmmmmm.....no idea according

Answer 2

Answer:

সারি সংখ্যা এবং সারিতে সৈন্য সংখ্যা সমান রেখে সাজালে ১৮০০ জন্য থেকে কতজনকে সরিয়ে রাখতে হবে