if f(x)=2x square +11x+5. find alpha 4 +beta 4
Attachments:
Answers
Answered by
5
2x +11 x + 5 alpha is 16 x and +beta is 13x
Answered by
19
Hi mate!!!
a⁴ + b⁴ =( a² + b² ) ² - 2a²b²
a ² + b ² =( a + b )² -2ab
a + b = -11 / 2. and. ab = 5 / 2
a ⁴ + b⁴ = (121 / 4 - 10 /2 )² - 2 × 25 / 4
a⁴ + b⁴ =( a² + b² ) ² - 2a²b²
a ² + b ² =( a + b )² -2ab
a + b = -11 / 2. and. ab = 5 / 2
a ⁴ + b⁴ = (121 / 4 - 10 /2 )² - 2 × 25 / 4
Similar questions