A spring - mass system is governed by the following differential equation 3x + 48x=7cos(2wt). For what value(s) of w will resonance occur? A. 16 B. 4 C. 2 D. 8 E. No Value of w 2. A spring-mass system is governed by the following differential equation 3x" +48x7 cos(2wt). For what value(s) of w will resonance occur? A. 16 B. 4 C. 2 D. 8 E. No Value of w

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