Provide an appropriate response.Perform the multiplication: 3x3(7x2 + x - 3)
A. 21x5 + 3x4 - 3
B. 21x65 + 3x3 - 9x
C. 21x5 + 3x4 - 9x3
D. 10x5 + 4x4
Answer: C
Mathematics
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Graph.y = -x2 - 2x - 5
A. 
B. 
C. 
D. 
Mathematics
Find the requested angle.The supplement of 20°.
A. 250° B. 340° C. 70° D. 160°
Mathematics
Use Cramer's rule to solve the system.-5x + 3y - z = 3 x + 7y + 4z = 45 -5x + y + z = -3
A. {(3, 3, 2)} B. {(2, 5, 2)} C. {(5, 2, 5)} D. {(2, -5, -2)}
Mathematics
Find the g.c.f. and l.c.m. of the sets of numbers 
.
?
The g.c.f. of the sets of numbers is __________.
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The l.c.m. of the sets of numbers is __________.
What will be an ideal response?
Mathematics