alleryપૂર્ણવર્ગ તફાવત a^2 - b^2 ના અવયવો કયા થાય?
A(a + b)^2
B(a - b)^2
C(a + b)(a - b)
Da(a - b)
Answer & Solution
Correct answer: C. (a + b)(a - b)
(a + b)(a - b) નો ગુણાકાર કરવાથી મધ્યમ પદો રદ થાય છે અને a^2 - b^2 બાકી રહે છે.
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