Seudónimo Seudónimo
  • 26-04-2015
  • Mathematics
contestada

What is the domain of [tex] \sqrt{8-8x} [/tex]
please use interval notation. Thanks.

Respuesta :

bookgirl9632
bookgirl9632 bookgirl9632
  • 26-04-2015
To find the domain of a function with a root, you set it ≥ 0
So, the equation will look like this:
8 - 8x ≥ 0
-8x ≥ 8
-8x ÷ 8 ≤ 8 ÷ -8
x ≤ 1
Therefore, the domain is
(-∞, 1]
Answer Link
konrad509
konrad509 konrad509
  • 26-04-2015
[tex]8-8x\geq0\\ 8x\leq8\\ x\leq1\\ x\in(-\infty,1][/tex]
Answer Link

Otras preguntas

Americans believe strongly that a balance should be struck between majority rule and
Multiplying a number by 4/5 then dividing by 2/5 is the same as multiplying by what number?
43 - w = 8 what does w equal. how?
Einstein used the photoelectric effect to prove that light has what?
What are the steps of the writing process?
The sum of half a number and two-thirds of the number is less than 14
Currently, you have $80 answer your sister has $145. You decide to save $6 of your allowance each week, while your sister decides to spend her whole allowance p
how can you use place value and period names to read and write 324,904 in word form
What were the legal rights of slaves relative to their masters in the late 1600's under the Barbados Slave Code?
A red light flashes every 14 minutes. A blue light flashes every 24 minutes. when will the two lights flash together again if they last flashed together at 8 AM