stab at it! Thanks!
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
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1 answers
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asked by
Anonymous
in
Science & Mathematics
➔ Mathematics