Question

(B) Solve any fou
I 101 Consumer is 2832.
Solve any four of the following subquestions :
(i) Determine the nature of the roots for the quadratic equation
√3x² + 2√2x - 2/3=0
(ii) If x = 5 and y = 3 is the solution of 3x + ky = 3, find the value of k.
(iii) The first term of an A.P. is – 3 and the 10th term is 15. Find S10
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Answer 1

Answer:

(1) the nature is real and unequal

(2) the value of k is 4