Nikkicole13 Nikkicole13

14-12-2021
Mathematics

contestada

What are the roots of the function?
f(x) =x^2 + 2x – 80

Respuesta :

jeycharo46 jeycharo46

14-12-2021

Answer:

x^2+2x-8= x^2+10x-8x-80 =x(x+10)-8(x+10)

=( x-8) (x+10)

therefore x= 8 or x=-10

Answer Link

Otras preguntas

Work out the following angle, giving a reason for your answer

What is the Length of this line

Question 13 10 pts Select the equation below that is perpendicular to the line with the equation y = 3x + 2 and goes through the point (3, 1). O y= 3x - 8 O y=-

Which of the following statements represents an equation? a is less than five. The sum of two and n. Six plus m is eleven. Four more than half the x.

Try your best. And i try to ask questions everyday for you guys to solve. like puzzles.

4. Our economy is primarily characterized by... a, unlimited wants and needs. b. unlimited material resources. C. no energy resources. d. abundant productive la

what is 30 x 10 + 7 if u get wright ill give u a crown lol and don't call me names ik what it is.

Which graph above shows an object’s acceleration?

What is the correct order of processes in the accretion of planetesimals? Masses of matter form around dust grain, masses of matter collide, and atoms and molec

Which is a poor reflector: earth or shiny metals? why?