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Kipish [7]
3 years ago
6

I need some help, please. 25 points. : )

Mathematics
1 answer:
Svetlanka [38]3 years ago
4 0

the awnser is -6

im very sure let me know if im wrong.

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So, I really need help with functional notation...If anyone could help me solve these problems, I'd be extremely grateful!!
Law Incorporation [45]
g(x)=\sqrt{2x-1}
g(1)=\sqrt{2(1)-1}=\sqrt{2-1}=\sqrt{1}=1
g(0)=\sqrt{2(0)-1}=\sqrt{0-1}=\sqrt{-1}=i
g(5)=\sqrt{2(5)-1}=\sqrt{10-1}=\sqrt{9}=3
g(-4)=\sqrt{2(-4)-1}=\sqrt{-8-1}=\sqrt{-7}=i\sqrt{7}

f(x)=x^{2}-3x+1
f(-3)=-3^{2}-3(-3)+1=9-(-9)+1=19
f(0)=0^{2}-3(0)+1=1
f(1)=1^{2}-3(1)+1=-1

h(x)=3x-1
h(2)=3(2)-1=5
4 0
4 years ago
Solve by using the square root property. Write your answer in simplest radical form.
ELEN [110]

Answer: X = t or minus 4 square root 3 and X= 4 square root 3 Explanation: add 48 on both sides bring down x squared = 48 take the square root on both sides you get X= t or - 4 square root 3 and X=4 square root 3) Animex yw

7 0
3 years ago
Read 2 more answers
Let A(t) be the area of the region in the first quadrant enclosed by the coordinate axes, the curve y = e −x , and the vertical
nasty-shy [4]

Answer:

I=\frac{t^2}{2}

Step-by-step explanation:

From exercise we have that x=t, t>0. Because A(t) be the area of the region in the first quadrant, we get that x started at 0. The limits for y are the following e-x and e. We get the integral :

I=\int\limits^0_t \int\limits^{e}_{e-x} 1 dy dx

I=\int\limits^0_t [y]_{e-x}^{e} dx

I=\int\limits^0_t (e-e+x) dx

I=\int\limits^0_t {x} \, dx

I=[\frac{x^2}{2} ]_{0}^{t}

I=\frac{t^2}{2}

5 0
3 years ago
Okay so i know g(x)= 3k-2x² and g(-3)=-6
USPshnik [31]

g(x)= 3k-2x²

g(-3)=-6 ____(1)

So, using (1),

-6 = g(-3)

=> -6 = 3k - 2(-3)²

=> -6 = 3k - 2(9)

=> -6 = 3k - 18

=> -6 +18 = 3k

=> 12 = 3k

=> 12/3 = k

=> 4 = k

Now, you can find g(n) for any number n, as now we know the value of k. Specify the value of x, if you want to know what is g(x).

4 0
3 years ago
Read 2 more answers
Solve for the equation x
torisob [31]

Answer:

15.4

Step-by-step explanation:

∠RSA =

95`

95-18=

77/5=

15.4

4 x 15.4=

61.6+7=

68.6

8 0
3 years ago
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