Simplify the exponential expression.
3
A. -
B. -
C.
D. -
Answer: D
Mathematics
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Solve the system using determinants.-0.1x + 0.3y + 0.3z = -0.20.4x - 0.1y + 0.2z = -1.20.1x - 0.4y - 0.2z = -0.3
A. (-0, -8, -2) B. (0.1, -4, -2) C. (-0, -4, -3) D. (-1, 2, -3)
Mathematics
Matrix A is given. Find appropriate identity matrices Im and In such that ImA = A and AIn = A.A =
A. Im = , In =
B. Im =, In =
C. Im = , In =
D. Im = , In =
Mathematics
Provide an appropriate response.If a quadratic equation has no real solutions, what expression in the quadratic formula must be negative?
A.
B. The denominator: 2a
C. b2 - 4ac
D. The numerator: - b ±
Mathematics
Evaluate the expression for the given values. If necessary, round to the nearest tenth. x = 6, y = 5
A.
B.
C.
D.
Mathematics