Simplifying Radical Expressions Worksheet With Answers Page 34
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3810-2 Simplifying Radical Expressions
The solutions are 5 and –5.
2
72. r
+ 25 = 0
SOLUTION:
For this equation, a = 1, b = 0, and c = 25.
There are no real positive square roots of –100. Therefore, the solution to this equation is ø.
2
73. 4w
+ 100 = 40w
SOLUTION:
Rewrite the equation in standard form.
For this equation, a = 4, b = –40, and c = 100.
The solution is 5.
2
74. 2r
+ r − 14 = 0
SOLUTION:
For this equation, a = 2, b = 1, and c = –14.
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