harleyesch harleyesch

10-02-2017
Mathematics

Answered

Find the x-intercepts for the parabola defined by the equation below. y = 3x2 + 18x + 15

Verified Answer :

wolf1728 wolf1728

10-02-2017

Using quadratic formula
x = [-18 +-sq root (324 -4 315)] / 2*3
x = [-18 +-sq root (144)]/6
x1 = (-18 + 12) / 6 = -1
x2 = (-18 -12) / 6 = -30/6 = -5

Answer Link

Related Questions

Solve the inequality 3x 5 lt 4

1 in which of the following sentences do you find a verb phrase a june was a collector of memorabilia b i believed every word he said c i shall be all that i am

five less than 4 time a number

can anyone help me out

which situation would robert merton have labeled as dysfuntional

The Danube River forms a border between Serbia and

gus wrote the following riddle i am a number between 30 and 60 my ones digit is three less than my ones digit i am a prime number

Immigration means moving OUT OF a population True or False

Which statement is true 1 AB UV and AB WX 2 UV AB and WX ZY 3 UV AB and UV ZY 4 ZY WX and AB WX

Coaches give hockey players facemasks to protect them from injuries Identify the indirect object in the sentence

Web Analytics