WILL GIVE BRAINLIEST!
Find the solution sets to the following quadratic equations.
8. 5x^2 β...
Mathematics, 29.07.2021 22:20, CoolRahim9090
WILL GIVE BRAINLIEST!
Find the solution sets to the following quadratic equations.
8. 5x^2 β 40 = 100
9. 9x^2 = 4x^2 + 10
10. x^2 β 4 = 80
11. x^2 + 25 = 100
12. 2x^2 + 7 = 67
13. (x^2 + 2^2)= 16
14. (x + 5^)2 = 23
15. (x β 4)^2 = 11
Answers: 2
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Sole with work in 10 years, the average number of hours of tv watched per week by teenagers dropped from 23.9 to 21.4. find the percent of change.
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