Solve the system by either elimination or substitution. Verify your work by using "intersect" on your graphing calculator of by checking that your result satisfies both equations of the system.
- 
= 0
- 
= 0
A. all points on the line 
= 
; dependent system
B. (10, 8)
C. empty set solution; inconsistent system
D. (8, 10)
Answer: B
Mathematics
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Find the product and simplify, if possible.3
? 3
A. 18
B. 9
C. 2
D. 18
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Evaluate the integral.
A. 
sin5x + 
sin 3x + C
B. 
sin 2x + 
sin 8x + C
C. 
sin 2x - 
sin 8x + C
D. 
cos 2x + 
cos 8x + C
Mathematics
In electronics the unit of watts is found by multiplying the current, in amperes, by the voltage, in volts. Find the power of a circuit with a current of 0.00125 amperes and a voltage of 2.876 volts. Round to the proper degree of accuracy.
What will be an ideal response?
Mathematics
Find the exact value of the expression or state that it does not exist.cos-1
A. 
B. 
C. - 
D. 
Mathematics