Assertion (A) : \int_{2}^{8} {\sqrt{10-x}}/{\sqrt{x}+\sqrt{10-x}} {\d} x=3 Reason (R) : \int_{a}^{b} f(x) \dx=\int_{a}^{b} f(a+b-x) \dx

Correct Answer is : Both (A) and (R) are true and (R) is the correct explanation of (A).

Both (A) and (R) are true and (R) is the correct explanation of (A).

Both (A) and (R) are true, but (R) is not the correct explanation of (A).

CBSE Class 12 Math 2023 Delhi Set 1 Solved Paper - Question 20

Question : 20 of 38

Marks: +1, -0

Assertion (A) :

∫↙{2}↖{8} \;{{√{10-x}}}/{{√{x}}+{√{10-x}}} {\d} x=3

Reason (R) :

∫↙{a}↖{b} f(x) \dx=∫↙{a}↖{b} f(a+b-x) \dx

Solution:

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