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Mkey [24]
3 years ago
8

Is there anyone good at algebra 2 to solve this problem? I need help with part c.

Mathematics
1 answer:
AveGali [126]3 years ago
7 0

Answer:

40 ft

Step-by-step explanation:

The maximum height of the ball is the y- coordinate of the vertex

Given a parabola in standard form then the x- coordinate of the vertex is

x_{vertex} = - \frac{b}{2a}

h(t) = - 16t² + 48t + 4 ← is in standard form

with a = - 16, b = 48 , thus

x_{vertex} = - \frac{48}{-32} = 1.5

Substitute t = 1.5 into h(t) for max. height

h(1.5) = - 16(1.5)² + 48(1.5) + 4

         = - 36 + 72 + 4

          = 40

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A, b, c, or d?? im so bad at this dont even try me
Vika [28.1K]

The median is 7. By definition of "median," half of the data values are below 7; half are above 7. Thus, the first statement is FALSE.

Spread: in the 2nd statement we are comparing the spread from lower quartile (4) to the median (7) and that from the median (7) to the upper quartile (9). In other words, we're comparing 3 to 2. This statement is TRUE.

The 3rd statement is the opp. of the 2nd statement, and thus is FALSE.

The 4th statement is FALSE. See my comments regarding the 1st statement.

8 0
3 years ago
Two mechanics worked on a car. The first mechanic charged $115 per hour, and the second mechanic charged $50 per hour. The mecha
anygoal [31]
115*20=2300.
50*5=250

First mechanic 20 hours
Second mechanic 5 hours
8 0
3 years ago
The function Q(t)=Qoe^kt May be used to model radioactive decay. Q representing the quantity remaining after t years; k is the d
rewona [7]

Answer:

A. -[ln(0.5)/6,300]

Step-by-step explanation:

Done on apex, it is correct.

5 0
3 years ago
Read 2 more answers
Label the slope and y intercept​
klasskru [66]
Slope is 2 and the y intercept is 4
7 0
3 years ago
Read 2 more answers
1.
Yanka [14]

Answer:

6 units down

Step-by-step explanation:

Transformation is the movement of a point from its original position to a new position. If an object is transformed, all the point making the object is also transformed. There are four different transformations: Reflection, dilation, translation and rotation.

If y = f(x), y = f(x) + k is a translation k units up if k > 0 and is a translation k units down if k < 0

Given that the parent function is an absolute value represented by:

y = |x|

Therefore comparing y = |xl - 6 with y = f(x) + k, k < 0, therefore this is a translation of 6 units down

7 0
3 years ago
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