voytek
voytek
09-10-2014
Mathematics
contestada
Please solve: x^2+4x-16=5x-52
Respuesta :
konrad509
konrad509
09-10-2014
[tex]x^2+4x-16=5x-52\\ x^2-x+36=0\\ \Delta=(-1)^2-4\cdot1\cdot36=1-144=-143\\ x\in\emptyset[/tex]
Answer Link
VER TODAS LAS RESPUESTAS ( 66+ )
Otras preguntas
At Harry's discount hardware everything is sold for 20 percent less than the price marked. If Harry buys tool kits for $80,what price should he mark them if he
Every cereal box has a gift inside, but you cannot tell from the outside what the gift is. The store manager assures you that 11 of the 54 boxes on the shelf ha
Words are slippery customers. The full meaning of a word does not appear until it is placed in its context. . . . And even then the meaning will depend upon the
Options for 1st Question: increasing, decreasing, constant Options for 2nd Question: -3 < x < 0, -7 < x < -3, -9 < x < -7 Options for 3rd Ques
Which statement is true about the differences between dramatic literature and fiction?a Only fiction has plot elements like rising action.b Only dramatic litera
I NEED IT RITE NOW!! PLEASE HURRY Read the excerpts from Does My Head Look Big in This? and Persepolis. Excerpt from Does My Head Look Big in This?: I can’t im
During her warm up Diane moves her arms side to side for 12 repetitions using gradual in control movement this type of stretching is called
Round to estimate the answer, and then solve to find the correct answer. Explain whether your estimate was reasonable: A T. Rex dinosaur eats ten twelfths of a
Each sister bought a gift for their mom. Maggie spent 3 times as much as Karen. Karen spent half as much as Jasmine. Altogether, they spent $60. Then, solve
nickel metal is put into lead (iv) acetate solution and produces nickel (ii) acetate and solid lead. if 275 g of lead (iv) acetate reacts with excess nickle. ho
good job