Diagnostic Test in Math G9

What is the numerical coefficient of -4x²y³ ?

• 3

• 2

• 1

• -4

What is the sum of (x² + 3x - 5) and (3x² - 4x + 9) ?

• 4x² + x - 4

• 4x² - x + 4

• 2x² - 7x + 4

• 3x² + x - 4

What is the difference of 5x + 3y and -4x + 2y?

• x + 5y

• 9x + 5y

• -9x - 5y

• -x - 5y

What is the simplest form of (2a²b³)³ ?

• 2a⁵b⁶

• 2a⁶b⁹

• 4a⁶b⁹

• 8a⁶b⁹

What is the product of 5x and (-3x + 2y - 6z) ?

• 15x + 10xy - 11z

• -15x² + 10xy - 30xz

• 8x² + 7xy - 11xz

• 15x² - 1oxy + 30xz

What is the product of (m - 5) and (m + 2) ?

• m² - 10

• m² + 10

• m² - 3m - 10

• m² + 3m + 10

What is the quotient of (2x² - 8y) and 2x?

• 4x³ - 16x/y

• 4x³ - 16xy

• x - 4y/x

• x + 4yx

What is the square of (x - 9) ?

• x² - 81

• x² - 18x + 81

• x² + 81

• x² - 9x + 81

What is the product of (4 - 3p) and (4 + 3p) ?

• 16 - 9p²

• 16 + 9p²

• 16 - 6p - 9p²

• 16 + 6p + 9p²

What is the greatest common factor of 16a² - 10ab + 8c ?

• 2

• -2abc

• 4ab

• 8