posted by .

Use the functions f(x) = 3x -4 and g(x) =x(squared) + 2

b. g(5)
c. f(-5)
d. g(-3)
e. x when f(x) -7

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

  1. composite functions

    f(x)=2x-4, g(x)=x squared + 5x What is F o G and Domain Okay, we are given f and g as functions of x. To compose a function means to use one function, g in this case, as the argument of the other, f in this case. Thus we want f o g …
  2. College Algebra

    Can someone check my answer please! I'm not sure this is right x(squared)+7x+10=0 (x+r)(x+s) =x(squared)+sx+rx+rs =x(squared)+(r+s)x+rs x(squared)+(r+s)x+rs=x(squared)+7x+10 r+s=7 rs=10 (2)(5)=10 and 3+4=7 x(squared)+7x+10=(x+5)(x+2)
  3. Algebra

    i need to use the quadratic formula 2 solve these 4 questions: 1. x(squared)-6x+4=0 2. t(squared)+4t-2=0 3. 3x(squared)+10X+5=0 4. 2x=7-x(squared) I just can't seem 2 get the right answer!
  4. math

    i am having a minor difficulty i've been stuck for over an hour and don't know what to do i don't know is this right ?
  5. Math

    Using the example: (a+b)(a+b)= a squared -b squared, we are asked to multiply and simplify (b+3d)(b-3d). Hint: Do not use distributive property. Shouldn't the answer be b squared - 9d squared?
  6. algebra 2 multiple choice HELP

    find f(a), if f(t) = 2t2(squared)-t-2 A. 2(a+t)2(squared)-2t+1-2 B. 2(t+a)2(squared)-2(t+a)-2 C. 2a2(squared)-a-2 D. 4a2(squared)-2a-2 I put (squared) because the two in front of it means it's being squared... please help. thanks!
  7. algebra 2

    I am so stuck on this factoring thing. how do you solve: 1)15a(squared)b-10ab(squared) 2)x(squared)-8x-8 3) 6p(squared)-17p-45 4)2r(cubed)+250 5)x(to the 6th power)-64 6)x(squared)-xy+2x-2y 7)x(to 4th power)-1
  8. Algebra I

    How do you find compositions of functions?
  9. 10th Grade Algebra

    Please help me with these factorise algebra questions!!! 1. 9c squared + 30c + 25 - 4d squared 2. 12 + 89 - 4a squared 3. -5x squared + 27x - 10 4. If A= 15x squared - 20x +11 and B= 1 + 9x+ 5x squared, then A-B when factorised is...
  10. Math

    Find the shortcut. Solve these problems. Then find and explain a shortcut method for finding the answer. 52(Squared) - 42 (squared) = 82 (Squared) - 72 (Squared) = 122 (Squared) - 112 (Squared) = 312 (Squared) - 302 (Squared) = 892 …

More Similar Questions