ALGEBRA - Quiz

1) What is the formula for (a-b)²?

a<sup>2</sup>- 2ab + b<sup>2</sup> a<sup>2</sup> + 2ab + b<sup>2</sup> a<sup>2</sup> - 2ab - b<sup>2</sup> (-a<sup>2</sup> - 2ab - b<sup>2</sup>)

2) Which is equal to (a+b)²-(a-b)²

2ab 3ab 4ab 5ab

3) What is the value of a x a² x a³ x a⁴?

a<sup>7</sup> a<sup>8</sup> a<sup>9</sup> a<sup>10</sup>

4) What is the value of (a⁵)⁷?

a<sup>35</sup> a1<sup>2</sup> a<sup>2</sup>1 a<sup>22</sup>

5) What is the value of 625⁰?

0 1 525 25