For the given functions f and g, find the requested function.f(x) = x + 5; g(x) = x + 4Find (f + g)(-3).
A. -15
B. 3
C. -7
D. -5
Answer: B
Mathematics
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Find the value of the expression.(-19 - 15)(-10 - 21)
A. -44 B. 1054 C. -1054 D. 44
Mathematics
Factor out the greatest common factor.x8y5 - x8y4 + x6y2 - x5y2
A. x5y2(x2y3 - x2y2 + xy - 1) B. x4y2(x3y3 + x3y2 + x + 1) C. x5y2(x3y3 - x2y2 + x - 1) D. x5y2(x3y3 - x3y2 + x - 1)
Mathematics
Write using exponents.x ? x ? x ? x
A. 4x B. 4x C. x4 D. x2
Mathematics
Find the domain and range of the inverse of the given function.f(x) = 
A. Domain: 
? 
Range: 
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B. Domain: 
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Range: 
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C. Domain: 
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Range: 
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D. Domain: 
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Range: 
? 
Mathematics