williemitch74 williemitch74

15-03-2021
Mathematics

contestada

The discriminant of a quadratic equation is the value b^2-4ac what is the value of discriminant of 0=-2x^2+6x+13

Respuesta :

samuelonum1 samuelonum1

20-03-2021

Answer:

-16

Step-by-step explanation:

Given data

We are given the expression

0=-2x^2+6x+13

a=-1

b=6

c=13

The discriminant of a quadratic equation is the value b^2-4ac

Substitute

=6^2-4(-1*13)

=36-4(13)

=36-52

=-16

Hence the discriminant is -16

Answer Link

Otras preguntas

Help! Please try to do both of u can! 10 pts!

The horse on a carousel is 3.5m from the central axis.A. If the carousel rotates at 0.13 rev/s , how long does it take the horse to go around twice?B. How fast

The electron beam inside an old television picture tube is 0.40 mm in diameter and carries a current of 50 μA. This electron beam impinges on the inside of the

Change the underlined words into the Subjunctive Mood and then record the corrected sentences. Finally, explain why each of the sentences requires the subjunct

Taranique loves to play the floating duck game at the carnival. For $2.00 per try, she gets to choose one duck out of 50 swimming in the water. If taranique is

The excerpt below comes from the voting rights act of 1965 which statement summarizes this segment of the act

Below is a partial DNA sequence used to answer the following questions. 5' - TATGCAGCACATT - 3' 3' - ATACGTCGTGTAA - 5' If transcription occurred from left to

A two-digit number is obtained by either multiplying the sum of the digits by 8 and adding 1 or by multiplying the difference of the digits by 13 and adding 2.

Write this trinomial in factored form. 7x^2 - 16x - 15 Enter the correct answer.

The side lengths of a square are each 3p. By adding 5 to the length and subtracting 5 from the width, a rectangle is made. What is the area of the rectangle?