kaileefpalacioox6hx4 kaileefpalacioox6hx4
  • 03-07-2020
  • Mathematics
contestada

What are the zeros of f(x) = x^2 + x - 20?
A. x= -4 and x = 5
B. x= -2 and x = 10
C. x= -5 and x = 4
O D. x= -10 and x = 2

Respuesta :

kamraaa
kamraaa kamraaa
  • 03-07-2020
x² + x - 20
= (x+5)(x-4)

x + 5 = 0
x = -5

x - 4 = 0
x = 4

hence the answer is C
Answer Link

Otras preguntas

find the area and perimeter of an isosceles trapezoid with legs 25cm and bases 16cm and 30cm
what are the benefits of genetic variation?
made up of 100 members 2 from each state
Which address uses correct punctuation? A. 23 Squirrel Street, Pittsburgh, Pennsylvania, 15201 B. 23 Squirrel Street, Pittsburgh Pennsylvania, 15201 C. 23 Squir
How does the drug kayexalate work?
Tim can mow 4 lawns in 6 hours. How many lawn(s) can he mow in 1 hour?
What are 3 equivalent ratios for 3/5?
a group of people who make laws for and help run a city or town? please help :)
why do the think the united states and western Europe countries were concerned about soviet expansion?
Based on what she says and does in "Thank You, M'am," which statement is true about Mrs. Jones? A. She is going to find Roger's parents and tell them what happ