Question

Assertion: (3+√5) (3-√5) =4. Reason: for positive real number a and b, (a+b) (a-b)= (a^2-b^2).​

Answer 1

Answer:

Option (A) Both assertion and reason are true and reason is the correct explanation for the assertion.

Answer 2

Answer:

(3+√5)(3-√5)=4

(3)^2-(√5)^2=4

9-5=4

4=4

is your answer.

Step-by-step explanation:

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