JEE MATHEMATICS MCQ: PROPERTIES OF TRIANGLES

1 Easy

1 of 1

Application +4 | -1

In a

\Delta \,ABC

, if

a,\,\,c,\,\,b

are in A.P., then the value of

\frac{{a\,\,\cos \,\,B - b\,\,\cos \,\,A}}{{a - b}}

, is

View answer and explanation

Correct option: B

\mathrm{2}

Option B (2) is correct because the value of the expression simplifies to 2 using the cosine rule and the given A.P. condition.

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