यदि (f(x)=x-1), (g(x)=3x), और (h(x)=x-2+1), तो (\(h\circ g\circ f\)(2)) क्या होगा?

If (f(x)=x-1), (g(x)=3x), and (h(x)=x-2+1), what is (\(h\circ g\circ f\)(2))?

Explanation opens after your attempt
Correct Answer

A. (10)

Step 1

Concept

First, (f(2)=1).

Step 2

Why this answer is correct

Then (g(1)=3).

Step 3

Exam Tip

Finally, (h(3)=32+1=10). चरण 1: पहले (f(2)=1)। चरण 2: फिर (g(1)=3)। चरण 3: अंत में (h(3)=32+1=10)।

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Mathematics Answer, Explanation and Revision Hints

यदि (f(x)=x-1), (g(x)=3x), और (h(x)=x-2+1), तो (\(h\circ g\circ f\)(2)) क्या होगा? / If (f(x)=x-1), (g(x)=3x), and (h(x)=x-2+1), what is (\(h\circ g\circ f\)(2))?

Correct Answer: A. (10). Explanation: चरण 1: पहले (f(2)=1)। चरण 2: फिर (g(1)=3)। चरण 3: अंत में (h(3)=32+1=10)। / Step 1: First, (f(2)=1). Step 2: Then (g(1)=3). Step 3: Finally, (h(3)=32+1=10).

Which concept should I revise for this Mathematics MCQ?

First, (f(2)=1).

What exam hint can help solve this Mathematics question?

Finally, (h(3)=32+1=10). चरण 1: पहले (f(2)=1)। चरण 2: फिर (g(1)=3)। चरण 3: अंत में (h(3)=32+1=10)।