Solve the system by elimination.-6x + 7y = 18 2x + 4y = -6
A. ?
B. {(-4, 1)}
C. {(-3, 1)}
D. {(-3, 0)}
Answer: D
Mathematics
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Evaluate the integral.
A. 
+C
B. 
+ C
C. 7x ln(7)(x - ln 7) + C
D. 
+ C
Mathematics
Evaluate the integral.
sin t dt
A. 
B. 
C. 8
D. 
Mathematics
Use algebraic and/or graphical methods to solve the inequality.(x + 1)(x - 3)(x - 8) > 0
A. x < -1 or 3 < x < 8 B. x > 8 C. x < 3 D. -1 < x < 3 or x > 8
Mathematics
Use the theoretical probability formula to solve the problem. Express the probability as a fraction reduced to lowest terms.A fair coin is tossed two times in succession. The set of equally likely outcomes is {HH, HT, TH, TT}. Find the probability of getting the same outcome on each toss.
A. 1
B. 
C. 
D. 
Mathematics