Answer:
f(g(3)) = 3
Step-by-step explanation:
We are told to solve for f(g(3)). This is also saying f of g of 3.
To find f(g(3)), we need to plug 3 in for x in g(x), since it says g(3).
g(x) = 3(3) - 4
Solve.
= 9 - 4
g(x) = 5
Now, we plug that into f(x), because g(x) was placed inside f and replaces the x variable of f(x).
f(5) = 2(5) - 7
Solve.
= 10 - 7
f(5) = 3.
f(g(3)) = 3
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The grapefruit should be <u>sliced</u> 1 inch from its center in order that both circular sections have the same radius as the two halves of a perfectly sliced orange with a 4-inch diameter
Since the grapefruit has a diameter of 6 inches and we require its cut cross-section to have a diameter of 4 inches as that of a perfectly sliced orange with a 4-inch diameter.
For the circular section to have a diameter of 4 inches, we cut it with a radius of 4/2 = 2 inches from the top.
<h3>Distance from center at which grapefruit is sliced</h3>
Now, since the radius of the grapefruit is 6/2 = 3 inches, and radius of the circular cross-section is 2 inches, the distance from the center of the grapefruit the circular section should be sliced, d = radius of grapefruit - radius of section = 3 inches - 2 inches = 1 inch.
So, the grapefruit should be <u>sliced</u> 1 inch from its center in order that both circular sections have the same radius as the two halves of a perfectly sliced orange with a 4-inch diameter
Learn more about circular section here:
brainly.com/question/3827527
Answer:
I believe you can set the equations equal to each other and solve for x.
Step-by-step explanation:
reason being is that by definition, a line can be infinite, so in theory, those 2 lines can be equal.
Answer:
20 times 3, do the math and you get
To answer the question above, I let x be the number of calendars sold. You may use any other letter as this is just for representation. The total income generated in selling calendars is calculated by multiplying the number of calendars with the price. That is,
total income = 5x
If we let total income be y, our equation is further simplified into,
y = 5x