Function: y= x^2 + 5x - 7
Vertex:
Solutions:
( , ) and
( , )
1 answer:
Answer:
Vertex is (-2.5, - 13.25) and x=(-5±sqrt(53))/2
Step-by-step explanation:
x^2+5x-7
x^2+5x+(2.5)^2-(2.5)^2-7
(x+2.5)^2-13.25. Vertex is (-2.5, - 13.25)
Solution of the functions are x=(-5±sqrt(53))/2
You might be interested in
Answer:
y=11/4x-13/4
Step-by-step explanation:
Use the slope formula and slope-intercept form y=mx+b to find the equation.
Answer: 100 ml each hour.
Step-by-step explanation:
1000 -400 =600 used from original amount.
Divide 600/6 = 100 ml per hour.
Answer:
1) B and C
2) 0 < 5x - 10 < 50
10 < 5x < 60
2 < x < 12
3) B
Answer:
23X
Step-by-step explanation: