bumeh511
06.07.2019 •
Mathematics
Solve the quadratic function using complete the square. explain and show steps. i don't get it.
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Ответ:
Y=5(x^2-4x-(9/5))
Then to complete the square you have to (x+half the number in front of x)^2 -c
In this case:
Y=5((x-2)^2 -4-9/5))
Y=5((x-2)^2 -29/5)
Y=5(x-2)^2 -29
(Then solve for y=0)
Ответ:
25. 9/20
Steps-
1) Simplify 1/5 and 1/4
2) Find the common denominator
4/20+5/20
3) (4+5)/20
4) 9/20
Answer- 9/20
Try the rest on your own! :)