Algebra

10(f + 5)

• 10f + 50

   

   

• b + c

• 10f + 5 

• f + 50

Expand the following brackets:

3 (d+4)

• 
  3d + 4

• 3 + 4

• d + 12

• 3d + 12

Which of the following is the correct expansion of:
a(a - 10)?

• 2a² - 10

• a² - 10a

• a - 10a²

• 2a - 10

Expand (x+2)(x+3)

• 
  x² +6x+5

• x² +5x+6

• 2x +6x+5

• 6x+5

Expand (x+5) (x−2)

• x²+3x+10

• x²+3x-10

• x²-3x+10

• x²-3x-10

Which of the following is the correct expansion of:
3p(4p - 7q)?

• 7p - 10pq

• 12pq - 21q²

• 9q

• 12p² - 21pq

Which of the following is the correct expansion of:
5(r - 2)?

Expand (y+1)(y+3)  

• y²+3y+3

• y²+4y+3

• y²+3y+4

• y²+3y-3

Expand 3(b + c)

• 3b+3c

• 3b-3c

• 3b+c

• b+3c

Expand 3x(x+1)

• 3x²+1

• 3x²+3x

• 3x²+3

• 3x²