Anna0114
Anna0114
01-06-2015
Mathematics
contestada
what are the zeros of (x-2)(x^2-9)
Respuesta :
Аноним
Аноним
01-06-2015
[tex](x-2)(x^2-9)=0\iff x-2=0\ or\ x^2-9=0\\\\x-2=0\ \ \ \ |add\ 2\ to\ both\ sides\\\\\boxed{x=2}\\\\x^2-9=0\ \ \ \ |add\ 9\ to\ both\ sides\\\\x^2=9\iff x=\pm\sqrt9\to \boxed{x=-3\ or\ x=3}\\\\Answer:\boxed{x=-3\ or\ x=2\ or\ x=3}[/tex]
Answer Link
VER TODAS LAS RESPUESTAS ( 19+ )
Otras preguntas
Nicki is working on developing one of her personality's auxiliary functions by focusing on what's happening "in the moment." What trait is Nicki working on?
We change the _____ basically four times a year for the _____.
Photosynthesis ceases when leaves wilt, mainly because:.
Good afternoon, please help me with this question and if u get it correct ill give u the brainlest
Lucy bought 4 pairs of pants for $21.79 each. She paid the cashier using as few $20 bills as necessary. How much change did she receive?
One of the main activities of the publishing phase of the writing process is Brainstorming Revising Proofreading Formatting
How many times larger is 8 x 106 than 2 x 103? Х
What is the United States’ total largest export (in U. S. Dollars) to Canada?
Find the area of the trapezoid
An orange has a diameter of 3 in. and a grapefruit has a diameter of 4 in. What is the approximate difference in the volume of the two fruits? A. 5 in.3 B.
