B. 2
ExplanationStep 1: f⁻¹(7) means the x for which f(x)=7. Step 2: 2x+3=7 gives 2x=4 and x=2. Step 3: For inverse value set the output equal to the function.
Step 1: f⁻¹(7) का मतलब वह x है जिसके लिए f(x)=7 हो। Step 2: 2x+3=7 से 2x=4 और x=2 मिलता है। Step 3: Inverse value के लिए output को function के बराबर रखें।
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