philhatchbackis philhatchbackis

12-12-2017
Mathematics

contestada

What is the value of b^2 - 4ac for the following equation?

5x2 + 7x = 6

9
81
169

Respuesta :

meredith48034 meredith48034

13-12-2017

(7)^2-4(5)(-6)=

49+120=169 is the answer

Answer Link

Otras preguntas

Which quantity can vary among atoms of the same element?A) mass numberB) atomic numberC) number of protonsD) number of electrons

What is the domain (in interval notation) of the following functions?1. g(x)=3/(5x-4)2. h(x)=√(x)/(x-5)3. f(x)=√(x)/(x^2-5x)4. g(x)=(√(x)+5)/(x^2-x-20)5. h(x)=3

Who enforced national laws during the period of the Articles of Confederation?

convert 3π into degrees

During the time when humans moved from Africa throughout the world, a. birth and death rates were both fairly low. b. population growth was rapid. c. population

How were the greeks able to defeat the persian fleet even though they were outnumbered?

Which elements have the most similar chemical properties?A. Si, As, and TeB. Mg, Sr, and BaC. N2, O2, and F2D. Ca, Cs, and CuPlease explain your answer in this

I dont understand this.. In a bond between an atom of carbon and an atom of fluorine, the fluorine atom has a?A. weaker attraction for electronsB. stronger attr

Josh believes the Spanish club students at his school have an unfair advantage in being assigned to the Spanish class they request. He asked 500 students at his

If 125% of a number is 425, what is 65% of the number? Can anyone explain this one?