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GenaCL600 [577]
2 years ago
15

Given: F(x) = x +3 ; G(x) = 2x^2 -4 Find (f*g)(x)I seriously need help with this

Mathematics
2 answers:
Lana71 [14]2 years ago
3 0

Step-by-step explanation:

just subscribe the value of x thn solve

after that put it in the function

Sati [7]2 years ago
3 0

Answer:

(f*g)(x) = (x +3)(2x² -4) =2(x+3)(x²-4)  or = 2x³ + 6x² - 4x -12

Step-by-step explanation:

F(x) = x +3

G(x) = 2x^2 -4

(f*g)(x) = f(x) * g(x)

(f*g)(x) = (x +3)(2x² -4) =2(x+3)(x²-4)  or = 2x³ + 6x² - 4x -12

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2 years ago
Find X and Y and show please show calculations
torisob [31]

Answer:

Y = 90

X = 52

Step-by-step explanation:

Y is on a straight line. The sum of the angles on a straight line is 180.

The only other angle (that is marked) on this straight line, is a 90 degree one. So, <y + 90 = 180.

<y = 90.

Now <x + 38 = 90

so, x = 52

6 0
3 years ago
the line containing the altitude to the hypotenuse of a right triangle whose vertices are p(-1, 1), q(3, 5), and r(5, -5).
finlep [7]

The equation of the straight line is given by 5y-x=6

An equation can be used to describe a straight line drawn on the Cartesian Plane. These equations have a generic structure and can change based on the slope and where the line intersects the axes.

We will greatly simplify this issue by utilizing the fact that this triangle is specified as a right triangle. We would have had to establish the presence of a right angle if it had been presented as a general triangle.

The segment QR is the hypotenuse of the triangle.

Any side's altitude is located along a line that is perpendicular to that side. We are aware that the slopes of perpendicular lines are negative reciprocals, or:

Slope of line joining  Q(3, 5) and R(5, -5)

m=\frac{y_2-y_1}{x_2-x_1}

Hence slope is= -10/2= -5

Now we know that for two perpendicular line the slope of one line is the negative reciprocal of the other.

Slope of line perpendicular to QR=1/5

This line passes through P(-1,1)

Equation of the straight line that passes through (1,-1) and with a slope of 1/5 is given by:

(y-y_1)=m(x-x_1)\\

Substituting the values we get:

y-1=1/5(x+1)

or,5y-5=x+1

or,5y-x=6

Hence the equation of the required line is : 5y-x=6

To learn more about straight lines visit:

brainly.com/question/17757770

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8 0
2 years ago
4+ (-3) - 2*(-6)<br> What is the answer to
konstantin123 [22]

Answer:

13

Step-by-step explanation:

4+(-3)-2*(-6)

4-3-2*-6

1-(-12)

1+12

13

4 0
3 years ago
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Write an equation of the line below
ozzi

Answer:

y=1/2+1

Step-by-step explanation:

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7 0
2 years ago
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