princess3792 princess3792

01-06-2020
Mathematics

contestada

6x2 - 21 = 33; Solve and what are the x-intercepts of this quadratic equation ?

Respuesta :

lekalekaleka lekalekaleka

01-06-2020

Solving by factoring.
6x^2 - 21 - 33 = 0
6x^2 - 55 = 0
x^2 - 9 = 0
(x-3)(x+3) = 0
x - 3 = 0
x + 3 = 0
x1 = -3
x2 = 3

Answer Link

Otras preguntas

Factor the polynomial 6b^2-17b+10

Each verb below, one noun does not go with it. Which one? 1/ discover ( the truth, a cure, DNA, gold ) 2/ make ( cars, a discovery, a phone call ) 3/ tell ( hel

in what way is a gene pool representative of a population

Three individuals form a partnership and agree too divide the profits equally. X invest -9,000 , Y invest 7,000, Z invest 4,000. How much less does X receive if

Simple Machine Lever: A ________ that pivots on top of a fixed point called a _______.

find an equation of the tangent line to the circle x^2 +y^2=24 at the point (-2 square root 5, 2).

when gravity causes a huge amounts of rock or soil to be carried down a slope this form of erosion is referred to as a

What is 574 in expanded form

what derived unit is usually used to express the density of liquids?

Propane and oxygen react according to the equation: C₃H₈(g) + 5O₂(g) → 3CO₂(g) + 4H₂O(g). How many grams of water can be produced from the complete combustion o