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

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

Explanation opens after your attempt
Correct Answer

A. (25)

Step 1

Concept

First, (f(1)=3).

Step 2

Why this answer is correct

Then (g(3)=2\cdot3-1=5).

Step 3

Exam Tip

Finally, (h(5)=52=25). चरण 1: पहले (f(1)=3)। चरण 2: फिर (g(3)=2\cdot3-1=5)। चरण 3: अंत में (h(5)=52=25)।

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Mathematics Answer, Explanation and Revision Hints

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

Correct Answer: A. (25). Explanation: चरण 1: पहले (f(1)=3)। चरण 2: फिर (g(3)=2\cdot3-1=5)। चरण 3: अंत में (h(5)=52=25)। / Step 1: First, (f(1)=3). Step 2: Then (g(3)=2\cdot3-1=5). Step 3: Finally, (h(5)=52=25).

Which concept should I revise for this Mathematics MCQ?

First, (f(1)=3).

What exam hint can help solve this Mathematics question?

Finally, (h(5)=52=25). चरण 1: पहले (f(1)=3)। चरण 2: फिर (g(3)=2\cdot3-1=5)। चरण 3: अंत में (h(5)=52=25)।