Write the vector in the form . If necessary, round values to the nearest hundredth.
A.
B.
C.
D.
Answer: A
Mathematics
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Choose the equation that matches the graph.
A. 25x2 + 4y2 = 100 B. 4y2 - 25x2 = 100 C. 4x2 - 25y2 = 100 D. 25x2 - 4y2 = 100
Mathematics
Solve the differential equation.y'' + 8y' - 5y = 0
A. y =ex (C1 e-4x + C2 e4x )
B. y = e4x(C1ex + C2e-
x )
C. y = e-4x(C1ex + C2e-
x )
D. y = e-4x(C1 cos x + C2 sin
x )
Mathematics
Find the slope and y-intercept of the line.14x + 9y = 8
A. slope = - ; y-intercept =
B. slope = 14; y-intercept = 8
C. slope = ; y-intercept = -
D. slope = ; y-intercept =
Mathematics
Decide whether the composite functions, f ? g and g ? f, are equal to x.f(x) = , g(x) = x
A. No, no B. Yes, no C. Yes, yes D. No, yes
Mathematics