Express the given complex number in polar form.5.15e-4.53j

A.
B.
C.
D.


Answer: D

Mathematics

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Find an equation for the line tangent to the curve at the point defined by the given value of t.x = t + cos t, y = 2 - sin t, t =  

A. y = x - ?
B. y = -x + ? + 3
C. y = -x + 
D. y = -x - ? + 2

Mathematics

Rationalize the denominator and simplify.

A.
B.
C.
D. 3

Mathematics

The line graph shows the recorded hourly temperatures in degrees Fahrenheit at an airport. At what time was the temperature its lowest?

A. 6 p.m. B. 1 p.m. C. 4 p.m. D. 9 a.m.

Mathematics

Solve by factoring and using the principle of zero products.x2 - x = 56

A. -7, -8 B. 7, 8 C. -7, 8 D. 1, 56

Mathematics