For Exercises 9–14, find the modulus of each complex number. (See Example 2) 9. а. 20 - 21i b. -11 + 60i 10. a. 5 + 12i b. 7 - 24i 11. а. 4 6i b. -5 + 5i 12. a. -14 + 6i b. 3 + 9i 1 13. a. 3 2 3 b. - + -i 3 8 V3. b. -1 + 14. a. 2i 3 Too 2.

Q: which formula can be applied to ∫ xdx/ (5+7x)^2

A: Formula no. 15 can be used here to solve the question.    First expanding the denominator as (5+7x)2…

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Q: Najabhai

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Q: 11. Write the quotient of the complex numbers in the standard form z=x+ iy. 3+i 1-2i

A: If you like the solution then please give it a thumbs up.... The Answer is:           Standard form…

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A: 4+3i1-3imultiply and divide by…

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A: we have to find the value of the following

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A: To find - Find all the roots of the given complex numbers z5 = -32 z2 + i - 2z + 3 - i = 0

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Q: Find the modulus, Izl, and argument, 8, of the complex number. -1+i One charaes 4.6

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