Question

corona virus

❖ कोरोिण कण संक्मर्

❖ बचणव केउपणय

❖ लॉकडणउि केसकणरणत्मक प्रभणव​

Answer 1

Answer:

Additionalknowledge

Knowledge about Quadratic equations -

★ Sum of zeros of any quadratic equation is given by ➝ α+β = -b/a

★ Product of zeros of any quadratic equation is given by ➝ αβ = c/a

★ A quadratic equation have 2 roots

★ ax² + bx + c = 0 is the general form of quadratic equation

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Answer 2

Answer:

कोरोिण कण संक्मर्

Explanation:

कोरोिण कण संक्मर्