Combine like terms.5.5x - 1.6y - 3.1x + 3y + 2.5x
A. 4.9x + 1.4y
B. 4.9x + 4.6y
C. 11.1x + 1.4y
D. 4.9x - 1.6y + 3
Answer: A
Mathematics
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Draw the graph of the equation.x2 - 16y - 8x = 0
A. 
B. 
C. 
D. 
Mathematics
Solve the differential equation.y' + y = y2
A. 1 - Ce-x
B. 1 + Cex
C. 
D. 
Mathematics
Show that the set has cardinal number ?0 by establishing a one-to-one correspondence between the set of counting numbers and the given set. Be sure to show the pairing of the general terms in the sets.{4, 16, 64, 256, ...}
A.
| { | 1, | 2, | 3, | 4, | ..., | n, | ...} |
| ? | ? | ? | ? | ? |
| { | 4, | 16, | 64, | 256, | ..., | 4n, | ...} |
B.
| { | 1, | 2, | 3, | 4, | ..., | n, | ...} |
| ? | ? | ? | ? | ? |
| { | 4, | 16, | 64, | 256, | ..., | n4, | ...} |
C.
| { | 1, | 2, | 3, | 4, | ..., | n, | ...} |
| ? | ? | ? | ? | ? |
| { | 4, | 16, | 64, | 256, | ..., | 42n, | ...} |
D.
| { | 1, | 2, | 3, | 4, | ..., | n, | ...} |
| ? | ? | ? | ? | ? |
| { | 4, | 16, | 64, | 256, | ..., | 4n, | ...} |
Mathematics
Find the indicated term of the sequence.3, 4, 5, 6, . . . ; a7
A. 10 B. 3 C. 9 D. 8
Mathematics