mennamohammed567 mennamohammed567

18-04-2021
Mathematics

contestada

Which of the following points is the solution of the quadratic equation:3x^2-5x-2=0

Respuesta :

yusahia yusahia

18-04-2021

Answer:

x1 = 2

x2 = -1/3

Step-by-step explanation:

3x^2-5x-2=0

D=25-4*(-2)*3 = 25 + 24 = 49 --> sqrt 49 = 7

x1 = 5 + 7 / 2*3 = 2

x2 = 5 - 7 / 2*3 = -1/3

Answer Link

Otras preguntas

earth’s inner core is solid because of _____. a. its great diameter b. immense pressure c. the composition of its rock d. extreme temperatures

Help me and I'll help back

If an object has a mass of 50 kilograms, what would it weigh on Uranus, where the acceleration due to gravity is 10.5 meters/second2?

What is the appropriate tone for a cover letter? a. friendly b. authoritative c. scholarly d. professional

How many hours will it take the human body to fully digest a meal? A . 3 hours B. 6 hours C. 5 hours D. 9 hours E. None of the above

what is the value of (63 + 9) ÷ 32 ?

Help need plz thx ASAP

Convert 15/50 into a fraction

Most queries have fully meets results

David drew pqr and stu so that p s, pr = 12, su = 3, pq = 20, and st = 5. are pqr and stu similar? if so, identify the similarity postulate or theorem that appl