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Direction: Using the values of a, b, and c of the each following quadratic equation solve for the sum and product of roots. Check your answer by using the roots of the quadratic equation. Then answer the question below.

1.) x² + 3x - 10=0
Sum of roots:
Product of Roots:
Roots:

2.) x² - 4x - 21 = 0
Sum of roots:
Product of Roots:
Roots:

3.) x² - 6x - 7 = 0
Sum of roots:
Product of Roots:
Roots:

4.) -2x² - 8x + 10 = 0
Sum of roots:
Product of Roots:
Roots:

5. 6x² - 7x + 2 = 0
Sum of roots:
Product of Roots:
Roots:​​


Sagot :

Answer:

1. sum of the roots : -3

product : -10

roots : 2,-5

2. sum : 4

product : -21

roots : 7,-3

3. sum : 6

product : -7

roots : 7,-1

4. sum : -4

product : -5

roots : 1,-5

5. sum : 7/6

product : 1/3

roots : 1/2,2/3

take sum rest after this, have a good night !