Find the value of the expression for the given replacement value.
; z = -4
A. - 
B. - 18
C. - 
D. - 
Answer: C
Mathematics
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Evaluate the expression.(-4)-1
A. -4
B. - 
C. 
D. 4
Mathematics
In the figure, if BD = 9 ft and AD = 3 ft, find CD.
 FIGURE.png)
 multiple choice.png)
Mathematics
Write an equation that expresses the relationship. Use k as the constant of variation.a varies inversely as the square of y.
A. a = 
B. a = 
C. a = 
D. a = 
Mathematics
Write the fraction in lowest terms.
A. 
B. 
C. 
D. 
Mathematics