featherheart6 featherheart6

Today at 11:25 AM
Mathematics

Answered

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

Answer :

niamhcaley niamhcaley

Today at 11:30 AM

10(-1)^2(-2)^2
10(1)(4)
It's 40

Answer Link

miam333 miam333

Today at 11:29 AM

10(-1)^2(-2)^-2
10(-1)^2 = 10
(-2)^-2 = .25
10 x .25 = 2.5
The answer is b

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