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trapecia [35]
3 years ago
13

Identify the zeros of f(x)= (x-7)(x+4)(3x-2) Choices:

Mathematics
1 answer:
Kobotan [32]3 years ago
7 0

Answer:

second option

Step-by-step explanation:

Given

f(x) = (x - 7)(x + 4)(3x - 2)

To find the zeros let f(x) = 0, that is

(x - 7)(x + 4)(3x - 2) = 0

Equate each factor to zero and solve for x

x - 7 = 0 ⇒ x = 7

x + 4 = 0 ⇒ x = - 4

3x - 2 = 0 ⇒ 3x = 2 ⇒ x = \frac{2}{3}

zeros are x = - 4, x = \frac{2}{3}, x = 7

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Find 1 2/3 divided by 1 1/9. Write in simplest form.
Alex777 [14]

Answer:

you turn them into improper fractions

5/3 divided by 10/9

You never divide fractions, so you times by the reciprocal

5/3*9/10= 45/30

3/2

Step-by-step explanation:

7 0
3 years ago
Read 2 more answers
Point Ais a representation of which number on the number line?<br> 0<br> T<br> -3<br> 1
irinina [24]

Answer:

B = -3

Step-by-step explanation:

7 0
3 years ago
What is an equation of the line that passes through the points (-6, -2) and
den301095 [7]

Answer:

The equation of line is: \mathbf{4x-3y=-18}

Step-by-step explanation:

We need to find an equation of the line that passes through the points (-6, -2) and  (-3, 2)?

The equation of line in slope-intercept form is: y=mx+b

where m is slope and b is y-intercept.

We need to find slope and y-intercept.

Finding Slope

Slope can be found using formula: Slope=\frac{y_2-y_1}{x_2-x_1}

We have x_1=-6,y_1=-2, x_2=-3, y_2=2

Putting values and finding slope

Slope=\frac{2-(-2)}{-3-(-6)}\\Slope=\frac{2+2}{-3+6} \\Slope=\frac{4}{3}

So, we get slope: m=\frac{4}{3}

Finding y-intercept

Using point (-6,-2) and slope m=\frac{4}{3} we can find y-intercept

y=mx+b\\-2=\frac{4}{3}(-6)+b\\-2=4(-2)+b\\-2=-8+b\\b=-2+8\\b=6

So, we get y-intercept b= 6

Equation of required line

The equation of required line having slope m=\frac{4}{3} and y-intercept b = 6 is

y=mx+b\\y=\frac{4}{3}x+6

Now transforming in fully reduced form:

y=\frac{4x+6*3}{3} \\y=\frac{4x+18}{3} \\3y=4x+18\\4x-3y=-18

So, the equation of line is: \mathbf{4x-3y=-18}

6 0
2 years ago
X/24 = 30/36 pls help i might know the answer but i want someone to confirm it
gavmur [86]

Answer:

Step-by-step explanation:

x/24 = 30/36 simplify

x/24 = 5/6 divide 24 by 6 is 4; multiply 4 by 5

x= 20

3 0
3 years ago
PLEASE HELP AND FAST!!!!!!!! WITH STEPS PLEASE
BaLLatris [955]

Answer:

Step-by-step explanation:

5c+1+3c=61

8c+1=61

8c=62

c=7.75

4 0
3 years ago
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