quiz(1) prep 1 first term

1) The expression : 3 x² y – 6 x its degree is …………………………………….

• Second

• first

• third

• fourth

1) If the rational number    

 $\frac{2-x}{x-3}=0$  , then x = ............

• 2

• -2

• 3

• -3

Tags

CCSS.HSA.REI.A.2

1) The remainder of subtracting – 2 x from 2 x equals ……………………

• – 4 x

• 4 x

• 0

• -4

Tags

CCSS.7.EE.A.1

1) If ( x + 3 ) ( x – 3 ) = x² + k ,then k = …………………………

• 3

• -3

• 9

• -9

Tags

CCSS.HSA.APR.C.4

1)  The number  $\frac{-4}{7}$    has an additive inverse = …………………..

•  $\frac{4}{7}$  

•  $\frac{7}{4}$  

•  $\frac{-7}{4}$  

•  $\frac{4}{-7}$  

Tags

CCSS.7.NS.A.1B

Simplify : ( x – 3 ) ( x + 3 ) +7

• x² + 17

• x² + 2

• x² - 2

• x² - 21

Tags

CCSS.HSA.APR.C.4

Factorize by identifying the H.C.F :

10x³ - 5 x²

• 5x ( 2x² - x )

• 10 x² ( x - 2 )

• 5 ( 2x³ - x² )

• 5x² ( 2x - 1 )

1)  The number  $\frac{4}{x-5}$      is rational if x  $\ne$    ………………………

• 5

• -4

• -5

• 0

1) ( 2x – 3 ) ( 4x + 5 ) = 8x² ……………. -15

• 2x

• 4x

• -2x

• -4x

Tags

CCSS.HSA.APR.A.1

1) 5x² + 3 is an algebraic expression of the ………………. Degree

• first

• third

• fourth

• second