11.1-11.2
If y = 4 when x = 1, find x when y = 12
x = 1/3
Simplify.
2xy2/16xyz
y/8z?
Add.
-3/2n - 3 + 2n/2n - 3
1?
Simplify.
a2b4/c / a3b/c2
b3c/a?
State the excluded value.
y = 1/x-3
3?
Simplify.
x + 4/x2 + 12x + 32
1/x + 8?
Subtract.
5a/b - 2a/b
3a/b?
x2 - 25/x + 2 / x-5/x2 - 4
(x + 5)(x - 2)?
State the excluded value.
y = 2/2x-5
5/2?
Simplify.
3x3/3x3 + 6x2
x/x + 2?
Subtract.
3/y + 1 - y/y - 3
-y2 + 2y - 9/(y + 1)(y - 3)
Solve and state any extraneous solutions.
5n/6 + 1/n - 2 = n + 1/3(n - 2)
2/5, extraneous: 2?
State the asymptotes.
y = 38/x +5
x = 0 and y = 5?
Multiply.
6x2y4/12 * 3x3y2/xy
3x4y5/2?
Divide.
(x3 - 2x2 - 22x + 21) / (x-3)
x2 + x - 19 - 36/x - 3?
Solve and state any extraneous solutions.
1/x + 4 - 1/x - 1 = 2/ x2 + 3x - 4
no solution?
A 135-pound person sits 5 feet from the center of a seesaw. How far from the center should a 108-pound person sit to balance the seesaw?
6.25 ft?
Divide.
3b - 12/b + 4 / (b2 - 6b +8)
3/(b + 4)(b-2)?
The area of a rectangle is x2 + 7x + 13. If the length is (x + 4), the length of the width is...
x + 3 + 1/x + 4?
Anne can paint a room in 6 hours. Jane can paint a room in 4 hours. How long will it take them to paint the room working together?
12/5 hours or 2 and 2/5 hours?