Factor completely. If unfactorable, indicate that the polynomial is prime.ab4 - 81a3b2
A. a(b2 + 9ab)(b2 - 9ab)
B. prime
C. ab2(b - 9a)2
D. ab2(b + 9a)(b - 9a)
Answer: D
Mathematics
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One of sin x, cos x, and tan x is given. Find the other two if x lies in the specified interval.sin x = - 
,
x in 
A. cos x = - 
, tan x = - 
B. cos x = 
, tan x = - 
C. cos x = -2, tan x = 
D. cos x = 
, tan x = 
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a = 1
b = 9
A. 9
B. 14
C. 7
D. 7
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Express 11,200 V in terms of KV.
What will be an ideal response?
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Simplify the expression.2-4
A. 16
B. 
C. -16
D. 
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