pdxzara pdxzara

14-06-2022
Mathematics

contestada

v2 – v – 20 = 0 solve the equation by factoring

Respuesta :

konrad509 konrad509

14-06-2022

[tex]v^2-v-20=0\\v^2+4v-5v-20=0\\v(v+4)-5(v+4)=0\\(v-5)(v+4)=0\\v=5 \vee v=-4[/tex]

Answer Link

Otras preguntas

-2.2 + 0.3z= 3 -0.5z -0.8z what does z equal

Selina earns 8% commission on sales. On one sale,her commission was $20.40. What was the amount of that sale?

Two co-teachers, Daniel and Mathew, have to grade a set of math journals. Daniel grades 45% of the journals. Mathew has to grade 121 journals. How many journals

what were the causes and effects of the pueblo rovolt?

What form of energy provides power for a gas stove? A. nuclear energy B. electrical energy C. chemical energy D. sound energy

Which part of the atom is directly involved in chemical changes? A. the electron B. the energy levels C. the nucleus D. the charges

x+y=10 x-y=20 how do you solving systems of equations with elimination

Which biome is characterized by low annual rainfall, less than 26 centimeters (about 10-11 inches) per year?

write in pence the value of The 9 in £8.90

Explain how the first three steps of scientific inquiry are related..