amberswagg amberswagg

19-06-2018
Mathematics

contestada

What are the roots of the quadratic function f(b)=b^2-75

Respuesta :

altavistard altavistard

19-06-2018

Set f(b) = b^2 - 75 = to 0 and solve for b:

b^2 = 75
b^2 = 25(3)
b = plus or minus sqrt(25[3]) = plus or minus sqrt(25)*sqrt(3) = plus or minus 5 sqrt(3).

Answer Link

Otras preguntas

The perimeter of an equivalent triangle is 15 inches. A side of the triangle is x-2. What is the length of each side of the triangle

Is Faraj legally required to pay this additional amount in this case? Melissa Faraj owns a lot and wants to build a house according to a particular set of plans

Read the excerpt from Act II, scene v of Romeo and Juliet. Friar Laurence: These violent delights have violent ends, And in their triumph die, like fire and pow

PLZ HLP MEEEEEEEEEEEEEE

Mark Welsch deposits $7,200 in an account that earns interest at an annual rate of 4%, compounded quarterly. The $7,200 plus earned interest must remain in the

What is the measure of Angle DEF?

The angle between incident ray and reflected ray is 80 degrees. What is the value of angle of incidence?

Why do you think President Kennedy says to the American people "...The size of this undertaking makes clear that it has been planned for some months"? What is h

What is the solution to the linear équation?

There are 60 minutes in a hour the total number of minutes is a function of the number of hours as shown in the table does this situation represent a linear or