Write the phrase as a rate in simplest form. 13 children in 7 families
Mathematics
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Give an appropriate answer.If f(x, y, z) = x2y2 + xyz + y2z2 find fxz(x, y, z).
A. y B. xz C. 2yz D. 2xy
Mathematics
Solve the equation.19t - 47 = 7t - 15
A. 
B. - 
C. - 
D. - 
Mathematics
Multiply and simplify.
? 
A. 
B. 
C. 
D. 120xy
Mathematics
Perform the transformation.Write csc x in terms of cot x.
A. ± 
B. 
C. 
D. 
Mathematics