Quiz 15 4.3-4.28 Flashcards Preview

8th Math - Pre-Algebra > Quiz 15 4.3-4.28 > Flashcards

Flashcards in Quiz 15 4.3-4.28 Deck (10):
1

Evaluate 6y2 if y is -4

 

6 (-4)2

6 (16)

96

2

Evaluate -4xy if x is 4 and y is -5

 

-4 (4) (-5)

-16 (-5)

80

3

Evaluate 8x2 if x is 3

 

8 (32)

8 (9)

72

4

Simplify 6x2y + 4xy - 7xy

 

6x2y - 3xy

5

Simplify 4x2 + 3xy - 7xy + 2y2

 

4x2 - 4xy + 2y2

6

Multiply (5x2) (4x2)

 

20x4

7

Divide (9x2) by (3x)

 

3x

8

Divide (12xy) by (4y2)

 

3x / y

3x over y

9

Multiply (5) (4x2)

20x2

10

Multiply (3x) (2x2)

 

6x3