engineering recuitment BEL Probationary Engineers Mock Test 2025 Signals and Systems Introduction To Signals and Systems
एक संकेत x(t) = 2r(t) – 2r(t - 2) – 4u(t - 4) पर विचार करें और \(\mathop \smallint \limits_{ - \infty }^\infty x\left( t \right)\delta \left( {t - 3} \right)\) का मूल्यांकन करें।
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