Algebraic Expressions and Identities

subtract 4a + 5b -3c from 6a - 3b + c

• 2a - 8b - 4c

• 2a + 8b + 4c

• 2a + 8b + 4c

• 2a - 8b + 4c

Simplification of expression 5a + 7a +2b + 8b - a +1 is

• 11b +10a + 1

• 11a -10b + 1

• 11a +10b + 1

• 11a +10b - 1

Find (102)² - (98)²

• 200

• 400

• 600

• 800

What is the sum of (-7pq) and (2pq)?

• -9pq

• 9pq

• 5pq

• -5pq

Simplify [7x²(3x – 9) + 3] if x = 4

• We get 336

• We get 2271

• We get 420

• We get 339

Tags

Simplification

Write the statement for the expression (2x - 9)

• 9 subtracted from x and multiplied by 2

• Three of x minus 9

• 2x subtracted from 9

• 9 subtracted from x multiplied by x

Find 10.3 X 9.7

• 9.991

• 999.1

• 0.991

• 99.91

What is the sum of ab, a + b, and b + ab?

• 2ab + 2a + b

• 2ab + a + b

• 2ab + ab²

• 2ab + a + 2b

Tags

Addition of Algebraic Expression

 $\left(\frac{2m}{3}\ +\ \frac{3n}{2}\right)^2$   is

•  $\frac{4m}{2}+2mn\ +\ \frac{9n}{4}$  

•  $\frac{4m^2}{2}\ +\ 2mn\ +\ \frac{9n^2}{4}$  

•  $\frac{4m^2}{9}+\ 2mn\ +\ \frac{9n^2}{4}$  

•  $\frac{4m^2}{9}-\ 2mn\ \ +\ \frac{9n^2}{4}$  

subtract 4a + 5b -3c from 6a - 3b + c

• 2a - 8b - 4c

• 2a + 8b + 4c

• 2a + 8b + 4c

• 2a - 8b + 4c