Write the expression in the standard form a + bi.i15
A. i
B. -1
C. -i
D. 1
Answer: C
Mathematics
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Solve the given third- or fourth-order differential equation.D3y + 8 D2y + 15 Dy = 0
A. y = c1 + c2e-3x + c3e-5x B. y = c1e-3x + c2e-5x C. y = c1 + c2e3x + c3e5x D. y = c1e3x + c2e5x
Mathematics
Perform the indicated operation. Simplify, if possible.
+ 
A. 
B. 
C. 
D. 
Mathematics
Provide an appropriate response.Given the problem 8 - [7 - (-8 - 19)], is the first step in solving to subtract -8 from -19?
A. Yes B. No
Mathematics
Graph the function.f(x) = 
A. 
B. 
C. 
D. 
Mathematics