Mathematics, 12.01.2020 01:31 nikejose11
If alpha and beta are the root of equation x^2+x-2=0 find the value of 1/alpha^2+1/beta^2
Answers: 3
= - 1 and αβ = 
= - 2, then
+ 
Another question on Mathematics
Mathematics, 21.06.2019 14:40
The coordinate grid shows points a through k. which points are solutions to the system of inequalities listed below? 2x+ ys 10 2x 4y < 8 oa c, d, k o e, f. g, j oa, c, d, h, k oe, f. g, h, j
Answers: 3
Mathematics, 21.06.2019 15:00
Which value of c would make he following expression completely factored? 8x+cy
Answers: 1
Mathematics, 21.06.2019 18:00
Calculate the density of benzene if 300ml of it weighs 263g. a. 0.88 g/ml b. 1.14 g/ml c. 78,900 g/ml d. 37 g/ml
Answers: 2
Mathematics, 21.06.2019 19:20
When are triangles considered similar? a. corresponding angles are equal andcorresponding sides are proportionalb. corresponding angles are proportional andcorresponding sides are equalc. corresponding angles are equal orcorresponding sides are proportionald. corresponding angles are proportional orcorresponding sides are equal select the best answer from the choices providedmark this and retumsave and exitnext
Answers: 2
You know the right answer?
If alpha and beta are the root of equation x^2+x-2=0 find the value of 1/alpha^2+1/beta^2...
Questions
Biology, 18.12.2019 10:31
History, 18.12.2019 10:31
Advanced Placement (AP), 18.12.2019 10:31
Biology, 18.12.2019 10:31
Geography, 18.12.2019 10:31
Mathematics, 18.12.2019 10:31
Geography, 18.12.2019 10:31
English, 18.12.2019 10:31
English, 18.12.2019 10:31
English, 18.12.2019 10:31
Arts, 18.12.2019 10:31
