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Zielflug [23.3K]
3 years ago
7

Given f(x)=5x-3 and g(x)=x^2, find g(f(2))

Mathematics
1 answer:
hammer [34]3 years ago
5 0
F(2) = 5(2) - 3 = 7 
so
g((f(2)) =  g(7) = 7^2 = 49
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800 g pineapple
neonofarm [45]

Answer:

<u>30 people </u>

Step-by-step explanation:

The question is as following:

Here are the ingredients for pineapple sherbet for 6 people

800g pineapple 4 egg whites 1/2 lemon 100g caster sugar

Dan makes pineapple sherbet he uses 2 1/2 lemons

work out how many people he makes pineapple sherbet for?

=======================================================

1/2 lemon needed for pineapple sherbet for 6 people

2 1/2 lemons needed for pineapple sherbet for <u>x</u> people

1/2 : 6 = 2 1/2 : x

∴ x = ( 6 * 2 1/2 ) ÷ (1/2)

x = 6 * 5/2 * 2 = 30 people

<u>So, he make the pineapple sherbet for 30 people </u>

5 0
3 years ago
Could someone help me step by step with this question?
a_sh-v [17]
\frac{2}{3}(9+x)=-5(4-x)  \\ \\   3*\frac{2}{3}(9+x)=3*[-5(4-x)]  \\ \\ 2(9+x)=-15(4-x)  \\ \\ 18+2x=-60+15x  \\ \\ -13x=-78  \\ \\  \cfrac{-13x}{-13} = \cfrac{-78}{-13} \\ \\  x=6
7 0
3 years ago
Evaluate 3x-5y when x=5 and y=1
kkurt [141]
Plug in the values
3(5) - 5(1)
15 - 5 = 10

Solution: 10
4 0
3 years ago
Read 2 more answers
24x + 15 <br>find the value of x​
nika2105 [10]

Answer:

x=-0.625

Step-by-step explanation:

24x+15=0

     -15   -15

24x=-15

x=-0.625

5 0
3 years ago
Hey! Last day for me to do Algebra before exams so this is an emergency!! Help would definitely be appreciated and do NOT answer
il63 [147K]

Part 1 -

1. f(x) = 5(x-2)^2 + 4

axis of symmetry: x = 2

vertex: (2, 4)

2. f(x) = 12(x + 6)^2 - 5

axis of symmetry: x = -6

vertex:  (-6, -5)

3. f(x) = 2x^2 + 8x - 7

axis of symmetry: x = -2

vertex: (-2, -15)

I have to go somewhere right now, but I will get back to you as soon as I can (probably within a couple of hours) to finish answering the rest of your questions.


4 0
3 years ago
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