levilsf1 levilsf1

04-01-2018
Mathematics

contestada

if -5 and 3 are zero of a quadratic function and the "a" value is one,what is the "b" value in ax^2+bx+c

Respuesta :

Аноним Аноним

04-01-2018

For a quadratic if the 2 zeroes are α and β then α + β = -b/a and αβ = c/a.
So:-
-5 + 3 = b/a = b

b = -2 ANSWER

Answer Link

Otras preguntas

In a balanced ecosystem, the number of deer would be

WHICH OF THE FOLLOWING best represents the slope of the line? A. -3 B. -1/3 C. 1/3 D. 3 PLEASE HELP ASAP

Which of the following made Yangdi unpopular with the people? Group of answer choices A written examinations for the bureaucracy B forced labor and high taxes

Which of these affect real investment value? Check all that apply. fees and expenses inflation nominal interest rate pretax returns taxes

Write the verb in parentheses in the imperfect tense. Los monos_en la jungla.(vivir)

identify the charges that are negative

Shivani would like to buy a water heater with an original price of $741.00. Which coupon should she use $250.00 off or save 40% HELP ASAP

2. What role has globalization played?

Where are the three places where you apply radiant heat on a person suffering from hypothermia

The use of thermite for welding produces an exothermic reaction: Fe2O3 +2A12Fe + Alog Which action would increase the rate of reaction?