Homework Help: math 30 pure

Posted by Cheryl on Saturday, September 3, 2011 at 5:34pm.

determine the zeros(to the nearest tenth) and the domain and range:
y=-2x+4

and

y=-x2(squared) - 3x - 4

math 30 pure - bobpursley, Saturday, September 3, 2011 at 5:40pm
y is zero , so 1) x=2 domain all real x, range all real numbers

2) y=-(x-3)(x+1) pr roots x=3, or x=-2

domain all real numbers.
range: -inf to -2.25 check that.

Related Questions

Adv. Math. - Find the number of possible negative real zeros for f(x)=6+x^4+2x^2...
pre-calculus - Find the number of possible negative real zeros for f(x)=6+x^4+2x...
Pre-Calculus-check answers - Find the number of possible negative real zeros for...
Pre-Calculus-check answers - Find the number of possible negative real zeros for...
Pre-calculus-check answers - Find the number of possible negative real zeros for...
Math - give the domain, range, and zeros of: f(x)=absoulte value of x-3. f(x)=x^...
Math (pre-calculus) - Hey! I have a domain and range question! I don't ...
algebra II - which of the following relationships is a function a.Domain Range B...
math - If f is a real valued funtion of a real variable defined by: x^2 - 3x + 2...
MAth - how do i find the domain and range of equations? example: f(x)=ab.solute ...

For Further Reading

First Name:
School Subject:
Answer: