lyla wright

(2x-31)/(x^2-49) . Identify any nonpermissible values.

The simplified form of the rational expression [(4x)/(3x^2-7x+4)] + [(3x+2)/(x^2-4x+3)] is

The point (–3, –4) lies on the graph of y f = ^ hx . The corresponding point that must lie on the graph of y f = ^ hx is

Using an example, explain how absolute value can be used to represent the distance between two values on a number line.

A hot air balloon pilot raises a balloon 200 m from the ground, turns off the burner, and allows the balloon to descend 60 m before turning the burner on again to raise it another 170 m. a. Use positive and negative values to represent each stage of the b...

. During a volleyball game, Christine dove to save a ball. The function h(t)=-4.9t^2+8.5t approximates the height of the ball above the ground in metres, t seconds after it is hit. a. If the net is 2.23 m tall, the function d(t)=I-4.9t^2+8.5t-2.23I repres...

A partial solution to I1-xI-3 =- 1 is shown below. Step A I1-xI-3 =- 1 Step B I1-xI = 2 Step C 1+x=2 or -1+x=2 Step D x=3 or x-1 Where was the first mistake made if there is one?

6. The equation |x^2-px+5|=7 has real solutions A. only when p^2 >/= 48 B. only when p^2< 48 C. for any p-value D. for no values of p

If the graph of y=f(x),xER is the same as y= |f(x)|,xER then... A. f(x) may be of the form ax + b ,a (cant equal) 0 or of the form ax^2+bx+c, a (cant equal) 0 B. f(x) may be of the form ax + b,a c (cant equal) 0 but cannot be of the form ax^2+bx+c, a (can...