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Evaluate 10x^2y^-2 for x=-1 and y= -2 a= 40 b=2 1/2 c= 5/8 d= 10(2)^0

Evaluate 10x^2y^-2 for x=-1 and y= -2 a= 40 b=2 1/2 c= 5/8 d= 10(2)^0
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Evaluate 10x^2y^-2 for x=-1 and y= -2
a= 40
b=2 1/2
c= 5/8
d= 10(2)^0

User Tomvon
by
7.4k points

2 Answers

2 votes
10(-1)^2(-2)^-2
10(-1)^2 = 10
(-2)^-2 = .25
10 x .25 = 2.5
The answer is b
User Narendar Reddy M
by
7.8k points
4 votes
10(-1)^2(-2)^2
10(1)(4)
It's 40
User Lucapette
by
7.9k points
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