The complex number 14 + 5i is located in the first quadrant of the complex plane. In the complex plane, the x-axis represents the real part of the complex number and the y-axis represents the imaginary part.
Here, the real part is 14, which is positive, and the imaginary part is 5, which is also positive. Since both the real and imaginary parts are positive, the complex number falls into the first quadrant. In summary, complex numbers are categorized into four quadrants based on the signs of their real and imaginary parts, and since both parts of 14 + 5i are positive, it is firmly situated in the first quadrant.