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Solve each irrational equation. If an equation has no solution, so state:
a. 3/x - 1/6 = 1/x
b. 13/y-1 - 3 = 1/y-1

A car travels 60 miles in the same time that a car traveling 10 per hour faster travels 90 miles. What is the rate of each cars?

Find the indicated root or state that the expression is not a real number:
a. 3sqrt8/125 This is the cube root of 8/125
b. -4sqrt81

Simplify each expression:
a. sqrt45x^23
b. sqrt96/3

Add or subtract as indicated:
a. 4sqrt72 - 2sqrt48
b. sqrt75 - sqrt48

Multiply as indicated:
a. (√11 - √ 5 ) (√11 +√ 5)
b. ( 1 + √2)^2

Solve each radical expression:
a. 64^2/3
b. (-8 )^-4/3

Solve by completing the square:
X^2 –12X + 27 = 0

Solve by using the quadratic formula:
a. X^2 = 2X + 4

Solve each equation:
a. X^2 = -100
b.5X^2 = -125

2007-10-29 18:13:16 · 1 answers · asked by Anonymous in Science & Mathematics Mathematics

1 answers

1) That's a lot of questions to expect us to solve them for 10 points.
2) If you truly had already worked these and wanted to check your answers, you should have provided what your had. Then we could more easily tell you if you were correct or not. Otherwise if feels too much like we are doing your homework for you.

2007-10-29 20:33:16 · answer #1 · answered by Puzzling 7 · 0 0

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