nick1272 nick1272

18-12-2019
Mathematics

contestada

Write an equation of the parabola in intercept form that passes through (0, −18) with x-intercepts of 9 and 1

An equation of the parabola is y=

Respuesta :

Yang100 Yang100

18-12-2019

Answer:

y=-2(x-9)(x-1)

Step-by-step explanation:

y=a(x-r)(x-s)

y=a(x-9)(x-1)

-18=a(0-9)(0-1)

-18=a(-9)(-1)

-18=a(9)

-18=9a

a=-18/9

a=-2

y=-2(x-9)(x-1)

Answer Link

Otras preguntas

On a residential single lane road there was a wreck that backed up traffic for 5 miles. 80% of the traffic consists of cars and 20% of the traffic consists of t

64÷8•2-10=12+19-3•8=8•3÷6•10÷20=12•(4+1)-100÷2=21-18÷3=evaluate

What is the perimeter of ABCDE, rounded to the nearest whole number?

Describe a free trade goes along with globalization

The freezing wind whipped my hair across my face and cut my hands with its blades. It howled in my ears like a dog baying at the moon. Trees bent back and forth

Why do people keep gambling i they know that the probability of them winning is very low?

Factorise the following: i) 42- x -x^2 ii) 16x^2 + 25- 40x

Pls plsss help with math, it’s easyyy!! explanation needed!!

2x < 6 Plz help plzzzz

Math Square Root Problem