Write the conjugate of the complex number 2 + 7i ?
{"Image DocumentName": "Write as a complex number in standard form. 2i \u2013 a + bi SOLUTION", "Image ImageDescription": "Example 5. Divide Complex Numbers. Write as a complex number in standard form. 2i \u2013 a + bi. SOLUTION. 2i \u2013 = \u2022 Multiply the numerator and the denominator by 1 2i, the complex conjugate of 1 2i. Multiply using FOIL. 1. 2i. 3. 6i. + \u2013 4i 2. = 3. 8i ( \u2013 4. = Simplify and use i i. + \u2013 = Simplify \u2013 8. i. + = Write in standard form. 18.", "Image XResolution": "37", "Image YResolution": "37", "Image ResolutionUnit": "Pixels/Centimeter", "Image Software": "SlidePlayer", "Image YCbCrPositioning": "Centered"}