$a^2 + b^2= (a+b) {(a + b)}^2$

${(a+b)}^3 = 3(a+b)$

(a - b) (a - b) = 2(a - b)

${(a - b)}^3 = a^3-3a^{2}b+3a{b}^2-b^3$

$a^2 + b^2= (a+b) {(a + b)}^2$

${(a+b)}^3 = 3(a+b)$

(a - b) (a - b) = 2(a - b)

${(a - b)}^3 = a^3-3a^{2}b+3a{b}^2-b^3$

$a^2 + b^2= (a+b) {(a + b)}^2$

${(a+b)}^3 = 3(a+b)$

(a - b) (a - b) = 2(a - b)

${(a - b)}^3 = a^3-3a^{2}b+3a{b}^2-b^3$

$a^2 + b^2= (a+b) {(a + b)}^2$

${(a+b)}^3 = 3(a+b)$

(a - b) (a - b) = 2(a - b)

${(a - b)}^3 = a^3-3a^{2}b+3a{b}^2-b^3$

$a^2 + b^2= (a+b) {(a + b)}^2$

${(a+b)}^3 = 3(a+b)$

(a - b) (a - b) = 2(a - b)

${(a - b)}^3 = a^3-3a^{2}b+3a{b}^2-b^3$

$a^2 + b^2= (a+b) {(a + b)}^2$

${(a+b)}^3 = 3(a+b)$

(a - b) (a - b) = 2(a - b)

${(a - b)}^3 = a^3-3a^{2}b+3a{b}^2-b^3$

$a^2 + b^2= (a+b) {(a + b)}^2$

${(a+b)}^3 = 3(a+b)$

(a - b) (a - b) = 2(a - b)

${(a - b)}^3 = a^3-3a^{2}b+3a{b}^2-b^3$

$a^2 + b^2= (a+b) {(a + b)}^2$

${(a+b)}^3 = 3(a+b)$

(a - b) (a - b) = 2(a - b)

${(a - b)}^3 = a^3-3a^{2}b+3a{b}^2-b^3$

$a^2 + b^2= (a+b) {(a + b)}^2$

${(a+b)}^3 = 3(a+b)$

(a - b) (a - b) = 2(a - b)

${(a - b)}^3 = a^3-3a^{2}b+3a{b}^2-b^3$

$a^2 + b^2= (a+b) {(a + b)}^2$

${(a+b)}^3 = 3(a+b)$

(a - b) (a - b) = 2(a - b)

${(a - b)}^3 = a^3-3a^{2}b+3a{b}^2-b^3$

$a^2 + b^2= (a+b) {(a + b)}^2$

${(a+b)}^3 = 3(a+b)$

(a - b) (a - b) = 2(a - b)

${(a - b)}^3 = a^3-3a^{2}b+3a{b}^2-b^3$

$a^2 + b^2= (a+b) {(a + b)}^2$

${(a+b)}^3 = 3(a+b)$

(a - b) (a - b) = 2(a - b)

${(a - b)}^3 = a^3-3a^{2}b+3a{b}^2-b^3$

$a^2 + b^2= (a+b) {(a + b)}^2$

${(a+b)}^3 = 3(a+b)$

(a - b) (a - b) = 2(a - b)

${(a - b)}^3 = a^3-3a^{2}b+3a{b}^2-b^3$

$a^2 + b^2= (a+b) {(a + b)}^2$

${(a+b)}^3 = 3(a+b)$

(a - b) (a - b) = 2(a - b)

${(a - b)}^3 = a^3-3a^{2}b+3a{b}^2-b^3$

$a^2 + b^2= (a+b) {(a + b)}^2$

${(a+b)}^3 = 3(a+b)$

(a - b) (a - b) = 2(a - b)

${(a - b)}^3 = a^3-3a^{2}b+3a{b}^2-b^3$

$a^2 + b^2= (a+b) {(a + b)}^2$

${(a+b)}^3 = 3(a+b)$

(a - b) (a - b) = 2(a - b)

${(a - b)}^3 = a^3-3a^{2}b+3a{b}^2-b^3$

$a^2 + b^2= (a+b) {(a + b)}^2$

${(a+b)}^3 = 3(a+b)$

(a - b) (a - b) = 2(a - b)

${(a - b)}^3 = a^3-3a^{2}b+3a{b}^2-b^3$

$a^2 + b^2= (a+b) {(a + b)}^2$

${(a+b)}^3 = 3(a+b)$

(a - b) (a - b) = 2(a - b)

${(a - b)}^3 = a^3-3a^{2}b+3a{b}^2-b^3$

$a^2 + b^2= (a+b) {(a + b)}^2$

${(a+b)}^3 = 3(a+b)$

(a - b) (a - b) = 2(a - b)

${(a - b)}^3 = a^3-3a^{2}b+3a{b}^2-b^3$

$a^2 + b^2= (a+b) {(a + b)}^2$

${(a+b)}^3 = 3(a+b)$

(a - b) (a - b) = 2(a - b)

${(a - b)}^3 = a^3-3a^{2}b+3a{b}^2-b^3$

$a^2 + b^2= (a+b) {(a + b)}^2$

${(a+b)}^3 = 3(a+b)$

(a - b) (a - b) = 2(a - b)

${(a - b)}^3 = a^3-3a^{2}b+3a{b}^2-b^3$

$a^2 + b^2= (a+b) {(a + b)}^2$

${(a+b)}^3 = 3(a+b)$

(a - b) (a - b) = 2(a - b)

${(a - b)}^3 = a^3-3a^{2}b+3a{b}^2-b^3$

$a^2 + b^2= (a+b) {(a + b)}^2$

${(a+b)}^3 = 3(a+b)$

(a - b) (a - b) = 2(a - b)

${(a - b)}^3 = a^3-3a^{2}b+3a{b}^2-b^3$

$a^2 + b^2= (a+b) {(a + b)}^2$

${(a+b)}^3 = 3(a+b)$

(a - b) (a - b) = 2(a - b)

${(a - b)}^3 = a^3-3a^{2}b+3a{b}^2-b^3$

$a^2 + b^2= (a+b) {(a + b)}^2$

${(a+b)}^3 = 3(a+b)$

(a - b) (a - b) = 2(a - b)

${(a - b)}^3 = a^3-3a^{2}b+3a{b}^2-b^3$

$a^2 + b^2= (a+b) {(a + b)}^2$

${(a+b)}^3 = 3(a+b)$

(a - b) (a - b) = 2(a - b)

${(a - b)}^3 = a^3-3a^{2}b+3a{b}^2-b^3$

$a^2 + b^2= (a+b) {(a + b)}^2$

${(a+b)}^3 = 3(a+b)$

(a - b) (a - b) = 2(a - b)

${(a - b)}^3 = a^3-3a^{2}b+3a{b}^2-b^3$

$a^2 + b^2= (a+b) {(a + b)}^2$

${(a+b)}^3 = 3(a+b)$

(a - b) (a - b) = 2(a - b)

${(a - b)}^3 = a^3-3a^{2}b+3a{b}^2-b^3$

$a^2 + b^2= (a+b) {(a + b)}^2$

${(a+b)}^3 = 3(a+b)$

(a - b) (a - b) = 2(a - b)

${(a - b)}^3 = a^3-3a^{2}b+3a{b}^2-b^3$

$a^2 + b^2= (a+b) {(a + b)}^2$

${(a+b)}^3 = 3(a+b)$

(a - b) (a - b) = 2(a - b)

${(a - b)}^3 = a^3-3a^{2}b+3a{b}^2-b^3$

$a^2 + b^2= (a+b) {(a + b)}^2$

${(a+b)}^3 = 3(a+b)$

(a - b) (a - b) = 2(a - b)

${(a - b)}^3 = a^3-3a^{2}b+3a{b}^2-b^3$

$a^2 + b^2= (a+b) {(a + b)}^2$

${(a+b)}^3 = 3(a+b)$

(a - b) (a - b) = 2(a - b)

${(a - b)}^3 = a^3-3a^{2}b+3a{b}^2-b^3$

$a^2 + b^2= (a+b) {(a + b)}^2$

${(a+b)}^3 = 3(a+b)$

(a - b) (a - b) = 2(a - b)

${(a - b)}^3 = a^3-3a^{2}b+3a{b}^2-b^3$

$a^2 + b^2= (a+b) {(a + b)}^2$

${(a+b)}^3 = 3(a+b)$

(a - b) (a - b) = 2(a - b)

${(a - b)}^3 = a^3-3a^{2}b+3a{b}^2-b^3$