Simplify. 
÷ 
A. 
B. 
C. z - 6
D. 
Answer: A
Mathematics
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A basic social unit to which we belong is called a:
a. primary group b. work group c. self?managing group d. decision?making group
Mathematics
Solve the compound inequality.2x + 5 ? 1 and 9x - 1 < 9
A. No solution
B. - 2 ? x < 
C. x ? - 2 or x > 
D. - 2 ? x < 
Mathematics
First rewrite the quadratic function in standard form by completing the square, then find any x-intercepts and any y-intercepts.f(x) = -x2 + 19x - 90
A. No x-intercepts; y-intercept: -90 B. x-intercepts: -9 and -10; y-intercept: 90 C. x-intercepts: 9 and 10; y-intercept: -90 D. x-intercepts: 9 and -10; y-intercept: 19
Mathematics
Perform the indicated operation. Simplify if possible.
+ 
A. 
B. 
C. 
D. 
Mathematics