Write the sum using sigma notation.  figure 1.png)
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Mathematics
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If 3x + 2y - 8 = 0, where does the line cross the y-axis?
a. (4,0) b. (0,4) c. (2,3) d. (3,2) e. (3,8)
Mathematics
Find the amplitude, period, or phase shift as specified.Find the phase shift of y = -3 + 3 sin 
.
A. 
B. 
C. - 
D. - 
Mathematics
Solve.The price of a printer was reduced from $400 to $300. What was the percent of decrease?
A. 33.3% B. 30% C. 25% D. 75%
Mathematics
Solve the inequality.20x - 20 ? 4(4x - 7)
A. x ? -2 B. x ? -2 C. x < -2 D. x > -2
Mathematics