Math Quiz

Add: (2x^2 + 5x - 7) + (3 - 4x^2 + 6x)

• 2x^2 + 11x - 10

• -2x^2 + 11x - 4

• -6x^2 + 11x - 10

• -6x^2 + 11x - 4

Add: (3 - 2x + 2x^2) - (4x - 5 + 3x^2)

• 5x^2 + 2x - 8

• 5x^2 - 6x - 2

• -x^2 - 6x + 8

• -x^2 - 2x - 2

What is the degree of a quadratic expression?

• 1

• 2

• 3

• 4

Which of the following is a quadratic expression?

• 5x^2

• 2x + 10

• 2x^2 + x^4 - 1

• 7 + 5x^3 - x^2

Which expression is equivalent to \( (2x^2 + 3x - 4) - (x^2 - 2x + 4) \)?

• \( \frac{x^2}{x} + x \)

• \( 2x^2 + 5x \)

• \( x^2 + 5x - 8 \)

• \( 2x^2 + x - 8 \)

Which expression is equivalent to \( (5t^2 + 4t + 18) + (200 - 5t + 7t^2) \)?

• \( 12t^2 - t + 218 \)

• \( 12t^2 + 9t + 218 \)

• \( 12t^2 - \frac{t^2}{t} + 218 \)

• \( 12t^4 - 9t^2 + 218 \)

What is the perimeter of the triangle with sides \( 2x^2 + 5x + 4 \), \( 3x^2 + 8x + 3 \), and \( x^2 + 7x - 2 \)?

• \( 5x^2 + 20x + 5 \)

• \( 6x^2 + 20x + 5 \)

• \( 5x^6 + 20x^3 + 5 \)

• \( 6x^6 + 20x^3 + 5 \)

What is the perimeter of the pool in terms of x?

• 4x^2 + 6x + 12

• 4x^2 + 6x + 8

• x^2 + 4x + 12

• x^2 + 4x + 8

Which of the following is an example of a binomial?

• 4x^2

• x + 4x^2

• 7x^3 - x^2 + 5x

• x^2 + x + 1

Which quadratic expression is written in standard form?

• x^2 + 5x^2

• 7 + 5x - x^2

• 2x + x^2 + 10

• 2x^2 + x - 1