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sleet_krkn [62]
3 years ago
13

Find A-2B. quickly !!!​

Mathematics
1 answer:
alexgriva [62]3 years ago
8 0

Answer: last one.

Step-by-step explanation:

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I need an explanation so I can understand this because am very confused
Goryan [66]

Answer:

Doesn’t go though origin

Step-by-step explanation:

It’s non proportional because the line doesn’t go though (0,0) being the origin

hope this helped :)

(if you still don’t understand ill try to explain further in the comments)

8 0
3 years ago
An object is launched from a launching pad 208 ft. above the ground at a velocity of 192ft/sec. what is the maximum height reach
loris [4]

Answer:

The maximum height is 784 feet

Step-by-step explanation:

In this problem we use the kinematic equation of the height h of an object as a function of time

h(t) = -16t ^ 2 + v_0t + h_0

Where v_0 is the initial velocity and h_0 is the initial height.

We know that

v_0 = 192\ \frac{ft}{sec}

h_0 = 208\ ft.

Then the equation of the height is:

h(t) = -16t ^ 2 + 192t +208

For a quadratic function of the form ax ^ 2 + bx + c

where a

the maximum height of the function is at its vertex.

The vertice is

x = -\frac{b}{2a}\\\\y = f(\frac{-b}{2a})

In this case

a = -16\\b = 192\\c = 208

Then the vertice is:

t = -\frac{192}{2(-16)}\\\\t = 6\ sec

Now we calculate h (6)

h(6) = -16(6) ^ 2 +192(6) +208\\\\h(6) = 784\ feet

The maximum height is 784 feet

8 0
3 years ago
The points (3,10) and (5,t) fall on a line with a slope of -4 what t value
Elenna [48]

Answer:

t=2

Step-by-step explanation:

The slope is given by  

m = (y2-y1)/(x2-x1)


We have points (3,10) and (5,t) and the slope is -4

Substituting these in

-4 = (t-10)/ (5-3)

Simplifying

-4 = (t-10) / 2

Multiply by 2 on both sides

-4 = (t-10) / 2 *2

-8 = t-10

Add 10 on both sides

-8+10 = t-10+10

2 = t

4 0
3 years ago
please solve this question
____ [38]
A, c, and e are the correct answers
3 0
3 years ago
Read 2 more answers
Given F(x)=x-7 and g(x)=x squared find g(f(4))
andrezito [222]

Answer:

g(f(4)) = -3

Step-by-step explanation:

f(x)=x-7

g(x) = x

g(f(4))

f(4) = 4-7

f(4) = -3

g(-3) = -3

5 0
3 years ago
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