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1 What is the value of the expression shown below when x=7 ? 3x^(2)-2x+3 A 31 B 50 C 136 D quad164

What is the value of the expression shown below when x=7x=7 ?\newline3x2−2x+33x^{2}-2x+3\newlineA 3131\newlineB 5050\newlineC 136136\newlineD 164164

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Full solution

Q. What is the value of the expression shown below when x=7x=7 ?\newline3x2−2x+33x^{2}-2x+3\newlineA 3131\newlineB 5050\newlineC 136136\newlineD 164164
  1. Identify expression: Identify the expression and substitute x=7x=7 into it.
  2. Calculate square and multiply: Calculate the square of 77 and multiply by 33.
  3. Perform operations: Perform the multiplication and subtraction operations.
  4. Add and subtract: Add and subtract the results to find the final value.

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