Factor completely, if possible.9x2 - 49
A. (3x - 7)2
B. Prime
C. (3x + 7)(3x - 7)
D. (3x + 7)2
Answer: C
Mathematics
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Solve the equation.3(11 - 2x) = 2187
A. {3} B. {2} C. {-2} D. {1}
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Find an equation for the ellipse described.Focus at (0, -3); vertices at (0, ±5)
A. 
+ 
= 1
B. 
+ 
= 1
C. 
+ 
= 1
D. 
+ 
= 1
Mathematics
?Find the general solution of the first-order linear differential equation.
?
?
?
A. ?
B. ?
C. ?
D. ?
E. ?
Mathematics
Identify all intercepts of 
.
A. x-intercept: none; y-intercept: (0, 6) B. x-intercept: none; y-intercept: (0, 1) C. x-intercept: none; y-intercept: none D. x-intercept: (0, 0); y-intercept: (0, 0) E. x-intercepts: (-5, 0) and (5, 0); y-intercept: (0, 1)
Mathematics