Solve the system of equations by the substitution method.
A. (2, -4)
B. (-2, -5)
C. (-3, -4)
D. no solution
Answer: B
Mathematics
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Solve the equation. If the equation is an identity or a contradiction, state this.4(5x - 1) - 2 = 17x + 3
A. x = 27 B. x = 3 C. x = 9 D. x = -3
Mathematics
Find the standard form of the equation of the ellipse satisfying the given conditions.Major axis horizontal with length 12; length of minor axis = 8; center (0, 0)
A. 
+ 
= 1
B. 
+ 
= 1
C. 
+ 
= 1
D. 
+ 
= 1
Mathematics
Find the intercepts of the function f(x).f(x) = (x + 1)(x - 3)(x - 1)2
A. x-intercepts: -1, 1, 3; y-intercept: -3 B. x-intercepts: -1, 1, 3; y-intercept: 3 C. x-intercepts: -1, 1, -3; y-intercept: 3 D. x-intercepts: -1, 1, -3; y-intercept: -3
Mathematics
Find the sum of the first five terms of the geometric sequence.a = 
, r = 4
A. 
B. 
C. 
D. 
Mathematics