Solve the equation. Round your answer to the nearest tenth. ? - 2.2x = 2 + 5

A. -0.8
B. -0.4
C. 0.7
D. 0.4


Answer: D

Mathematics

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Determine whether the function is a polynomial function, a rational function, a radical function, or an exponential function.f(x) = 4x1/2

A. Polynomial
B. Rational
C.

Radical

D. Exponential

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Find sum of the pair of complex numbers.11 + 3i, -9

A. 20 + 3i B. 20 - 6i C. 2 + 3i D. 2 - 6i

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Solve the problem.Determine whether the ordered triple (2, 8, -3) is a solution of the system of equations.3x - 4y - 2z = -204x + y - z = 19 x - 2y + 3z = -23

A. Yes B. No

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Find a value of k that will make f a probability density function on the indicated interval.f(x) = kx2; [0, 3]

A.
B.
C.
D.

Mathematics