For the given matrix and eigenvalue, find an eigenvector corresponding to the eigenvalue.A = 
, ? = 2
A. 
B. 
C. 
D. 
Answer: D
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Solve the initial value problem.Differential Equation: 
= 
(t + 5)3/2i + etjInitial Condition: r(0) = 0
A. r(t) = [(t + 5)7/2 - 57/2]i + (et - 1)j B. r(t) = (t + 5)5/2i + etj C. r(t) = [(t + 5)5/2 + 55/2]i + (et + 1)j D. r(t) = [(t + 5)5/2 - 55/2]i + (et - 1)j
Solve the differential equation subject to the initial conditions.x
+ y = cos x; x > 0; x = ? when y = 1
A. y = 
, x > 0
B. y = 
, x > 0
C. y = 
, x > 0
D. y = 
, x > 0
Type A grain containing 15.00% protein is mixed with type B grain containing 26% protein to make 1252 pounds of feed. The resulting mixture is to contain 23% protein. A: If we use ?a pounds of type A grain and ?b pounds of type B grain, write a system of two equations that determine the amounts of each that go into the mixture. Round your answers to two decimal places, if necessary.B: How much grain of each type goes into the mixture? Round your answers to two decimal places, if necessary.
What will be an ideal response?
Find 
(x) and state any values that cannot be included in the domain of 
(x).P(x) = x2 + 10x + 16; Q(x) = x + 2
A. x + 2, x ? -8 B. x + 10, x ? 0 C. x + 8, x ? -2 D. x + 8, x ? 2