Multiple choice

Which of the following options represents the value of x in expression 4x3 - 2x + 3 at x = 1?

  1. 9

  2. 5

  3. -7

  4. None of these
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

4x3 - 2x + 3 = 4 ( 1)3 - 2( 1) + 3 = 4 (1) - 2 + 3 = 4 - 2 + 3 = 5

AI explanation

Substituting x=1 into 4x³–2x+3 gives 4(1)–2(1)+3 = 4–2+3 = 5. This is a straightforward evaluation of a cubic expression at a given value of x.

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