Find the real solutions of the equation.
- 
= 1
A. {-3, -1}
B. {3, -1}
C. {3}
D. no real solution
Answer: B
Mathematics
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Determine the most probable next term in the sequence.6, -12, 24, -48, 96
A. 144 B. 192 C. -144 D. -192
Mathematics
Solve the differential equation.x 
= y + (x2 - 3)2
A. y = 
x3 - 6x - 
+ C
B. y = 
x4 - 6x2 - 9 + Cx
C. y = 
x4 - 18x ln x+ Cx
D. y = x4 - x2 - 9 + Cx
Mathematics
The function f is one-to-one. Find its inverse.f(x) = 3x + 7
A. f-1(x) = 
B. f-1(x) = - 
C. f(x) = 
D. f-1(x) = 
Mathematics
Write the equation of the function in the form f(x) = ax2 + bx + c.|
|
A. f(x) = -2x2 - 8x - 5 B. f(x) = -2x2 + 8x + 5 C. f(x) = 2x2 - 16x + 5 D. f(x) = 2x2 + 8x + 5
Mathematics