Question

Column 'B' 4. Match the following columns : Column 'A (a) Cuba (b) Canada (c) Jamaica (d) Belize (e) Grenada A USA (8) St. Lucia (h) Nicaragua (i) Bahamas (1) Dominican Republic (i) Kingston (ii) Washington, D.C. (iii) Santo Domingo (iv) Castries (v) Nassau (vi) Managua (vii) St. George (viii) Havana (ix) Ottawa (x) Belmopan​

Answer 1

Answer:

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Answer 2

Explanation:

Solution

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Correct option is

C

a→q;b→s;c→p;d→r

For an equation ax

2

+bx+c=0, the discriminant △=b

2

−4ac helps us understand the nature of the roots.

When △=0 roots are real and equal

When △<0 roots are complex conjugates

When △>0 and a perfect square, roots are rational

When △>0 and not a perfect square, roots are irrational

So, Option C is the correct answer.

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