10M2 Expressions

10M2 Expressions

Revision and practice before the review tomorrow. This file is available on google classrooms.

Multiple Choice

Expand and simplify 3(4x+1) - 2(2x -3)

• 8x+9

• 12x - 4x + 3 + 6

• 12x + 3

• 16x + 9

• 16x - 9

Multiple Choice

Factorise 9xy +3y

• 9x(y + 3y)

• y(9x+3)

• 3y(3x +1)

Multiple Choice

Which was the odd one out

• $5t^{2\ }\times10\ t^{-4}\ \div\ 25t^6$

• $\frac{2}{t^6}$

• $\left(\frac{4t^2}{16t}\right)\times8t^{-7}$

Open Ended

Which answer was the odd one out and why?