Answer:
shegot a better score on the second test
50 is double of 25
75is 3 times 25
100 is 4 times 25
Step-by-step explanation:
19 times 4= 76
17 times 5= 85
Answer: A dilation
Step-by-step explanation:
A dilation is when you change the scale factor of an object to take up more or less space to it into the desired area.
Answer:
There will be 10 students in each van, and only 8 in one van
Step-by-step explanation:
26 + 32 = 58
Answer:
A. Yes, because each of the two outcomes are equally likely.
Step-by-step explanation:
A sales representative for a baby food company wants to survey 300 random couples who are new parents to find out if their newborn child is a boy or a girl.
The representative uses a 1 for a girl and a 2 for a boy when running a simulation.
Yes, the simulation will be a fair representation of possible survey results.
A. Yes, because each of the two outcomes are equally likely.
Answer:
(- 2, - 9 )
Step-by-step explanation:
The axis of symmetry passes through the vertex of the parabola.
Thus the x- coordinate of the vertex is x = - 2
To find y substitute x = - 2 into f(x)
f(- 2) = (- 2)² + 4(- 2) - 5 = 4 - 8 - 5 = - 9
Vertex = (- 2, - 9 )
