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bija089 [108]
3 years ago
12

How can i solve number 47?

Mathematics
1 answer:
stepan [7]3 years ago
8 0
Ew. Composition of functions. Ok, f(g(x)) is what that fancy notation means. So, you would take g(x) & substitute that into wherever x is in f(x). So we get something crazy like f(x)= 4 - (.5x - 2)^2 Now, we foil out the squared quantity: f(x)= 4 - (.25x^2 - x - x + 4) Can you believe they call that simplification? f(x)= 4 - .25x^2 + 2x -4 Almost there... f(x)= -.25x^2 + 2x Hope this helps!
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Can someone help me out with this?
dybincka [34]

1/8 + 1/4

the least common multiple of 8 and 4 is 8. Convert 1/8 and 1/4 to fractions with denominator 8.

1/8 + 2/8

Because 1/8 and 2/8 have the same denominator, add them by adding their numerators.

1+2/8

add 1 and 2 to get 3

3/8 or 0.375

4 0
3 years ago
How many different ways can an after school club of 13 students line up?
maksim [4K]

Answer:

13! or 6227020800

Step-by-step explanation:

With no restrictions, we can figure out the answer to be 13! by the following analysis:

For the first position in line, there are 13 different students who could fill that spot. If we fill it and proceed to the next position in line, there are now only 12 students left who can fill it, since one is already in line. Then the next position only has 11 possibilities, and the next 10, and so on.

Multiplying all of this together gives us 13*12*11*10*9*8*7*6*5*4*3*2*1 or 13!

3 0
2 years ago
Read 2 more answers
SOMEONE PLEASEEEE HELPPPP?!?!?!?!!?
Zarrin [17]

Answer:

Step-by-step explanation:

Top/Bottom = 12

Sides = 15

Front/Back = 20

20 + 15 + 12 = 47

47 / 1/2 = 23.5

8 0
3 years ago
Find the Total Surface area of a Pyramid. Its base is a regular hexagon 4cm on a side. its height is 8 cm. Round off to nearest
oksano4ka [1.4K]

Answer:

The total surface area of a regular hexagonal pyramid is 146.2 cm².

Step-by-step explanation:

The base is a regular hexagon 4cm on a side. its height is 8 cm.

The total surface area of a pyramid with regular hexagon base

A=\frac{3\sqrt{3}}{2}a^2+3a\sqrt{h^2+\frac{3a^2}{4}

Where, a represents the base edge and h represents the height of the pyramid.

The area of given regular hexagonal pyramid is

A=\frac{3\sqrt{3}}{2}(4)^2+3(4)\sqrt{(8)^2+\frac{3(4)^2}{4}

A=\frac{3\sqrt{3}}{2}(16)+12\sqrt{64+12}

A=24\sqrt{3}+12\sqrt{76}

A=146.182794027

A=146.2

The total surface area of a regular hexagonal pyramid is 146.2 cm².

8 0
3 years ago
What does HOY VUX stand for?
Tasya [4]
HOY = Horizontal line, m=0, y is the only variable in the equation
VUX = Vertical line, m= undefined, x is the only variable in the equation
4 0
3 years ago
Read 2 more answers
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