Using the variable x, write the interval as an inequality.
A. x > 
B. x ? 
C. x < 
D. 4 ? x ? 7
Answer: C
Mathematics
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Factor completely. If the polynomial cannot be factored, write "prime."5x2 + 5xy - 60y2
A. 5(x - 3y)(x + 4y) B. (x - 3y)(5x + 20y) C. (5x + 15y)(x - 4y) D. 5(x + 3y)(x - 4y)
Mathematics
The graph of a linear function f is shown. Identify the slope.
A. 2
B. 
C. -2
D. 
Mathematics
Multiply.0.78 × 1000
A. 0.78 B. 7800 C. 78 D. 780
Mathematics
Solve the inequality. Graph the results.-8x + 11 ? -9x + 9
A. x < -8 
B. x ? -2
C. x > -8 
D. x ? -2 
Mathematics