Akar akar persamaan kuadrat -2x kuadrat + 13x = 15 adalah x1 dan x2. Nilai x1 kuadrat + x2 kuadrat a.... Question from @Fdico

May 2019 1 179 Report

Akar akar persamaan kuadrat -2x kuadrat + 13x = 15 adalah x1 dan x2. Nilai x1 kuadrat + x2 kuadrat adalah ...
a. -1
b. 27 1/4
c. 57 1/4
d. 77
e. 92
Beserta caranya ya. makasii

jlee55261

Verified answer

-2x^2+13x-15 = 0
(-2x+3)(x-5) = 0
x1 = 3/2
x2 = 5

x1^2+x2^2
= (3/2)^2+(5)^2
= 9/4 + 25
= 9+100/4
= 109/4
= 27 1/4, B

Fdico makasi

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Fdico June 2019 | 0 Replies

Verified answer

Caranya gimana ya ??

Caranya gimana ya?? lalu jawaban nya bener gak ?? mohon bantuannya kak

Cara yang ini gimana ya?? tolong bantu jawab beserta caranya. makasi

Tolong bantu plissss beserta caranya. makasi banyak yg udh bantu

Bantu jawab dong beserta caranya. untuk persiapan un ni. makasi yg udh bantu

Tolong bantu beserta caranya . makasi

Tolong jawab beserta caranya. makasi

Tolong bantu ya. beserta caranya. makasii

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