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  • More Algebra Help?

    Evaluate the function f(x)= x^2-3x+8 at the given values of the independant variable and simplify:

    1. f(3)

    2. f(x+2)

    3. f(-x)

    6 AnswersMathematics1 decade ago

  • Algebra Help?

    Give answer in interval notation

    1. -8 |x-4| is greater than or equal to -48

    2. 3 < |7-5x|

    3. 6+ |5- x/5| is greater than or equal to 15

    Determine if the following are functions and give domain and range.

    1. {(1,3),(3,5),(7,7)}

    2. {(2,1),(2,6),(7,1),(7,6)}

    Do the following equasions define y as a function of X?

    1. x^2 +y=1

    2. xy +4y=1

    1 AnswerMathematics1 decade ago