Mathematics, 21.12.2020 14:00 deduran
Exercises 18-20: In each of these problems, an
equation and one of its roots are given. Find:
a the value of k
b the second root
18.5 is a root of x^2- 7x + k = 0
19. 5 is the root of x^2-3x+k=0
20.7 is the root of x^2-3x= -k
Please help! It’s three questions
Answers: 3
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Exercises 18-20: In each of these problems, an
equation and one of its roots are given. Find:
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