16Hit1600
Advanced MathEasyCoefficient after doubling a square term

Advanced Math practice question

The expression 4y² · 2 is equal to ky², where k is a constant. What is the value of k?

Answer: 8

4 × 2 = 8, and the y² is unchanged.

Common wrong answers

If you answered 2
2 ignores the 4.
If you answered 6
6 adds instead of multiplying.
If you answered 16
16 squares 4.

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