10-03-2017
Mathematics

contestada

how would you find the x-intercept of f(x)=(x-4)^2-3?

Respuesta :

wolf1728 wolf1728

10-03-2017

The x -intercepts occur when f(x) =0
So,
(x-4)^2 = x^2 -8x + 16 -3 =0
x^2 -8x + 13 =0
Solving by the quadratic formula
x1 = 5.7321
x2 = 2.2679

Answer Link

Otras preguntas

What’s 8 to 14 from ration to fraction

Sara spends 30 minutes doing homework and Dan spends 1 1/4 of an hour doing homework how many more minutes did dan do his homework then sara

A man drove 14 mi directly east from his home, made a left turn at an intersection, and then traveled 8 mi north to his place of work. If a road was made direct

HELPPPPPPPPPPPPPP has been the subject

find the solutions below x^2-4 check all that apply

The rock cycle suggests thatrocks are always added to Earth's mass.rocks are continuously being recycled into different forms.rocks disappear from Earth as they

Twice a number decreased by 72 is five times the sum of the number and three times the number

Write a fuction rule that represents the sentence. EASY 30 POINTS!!!!!!!

Four more than the quotient of a number and 3 is equal to 6

The head of a human offspring turns down and prepares to enter the birth canal during