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Lerok [7]
4 years ago
12

Let f(x) = x2 and g(x) = x − 3. Evaluate the expression.

Mathematics
1 answer:
vesna_86 [32]4 years ago
6 0

Answer:

B

Step-by-step explanation:

To evaluate (f ○ g)(x)

Substitute x = g(x) into f(x), that is

f(g(x))

= f(x - 3)

= (x - 3)² ← expand using FOIL

= x² - 6x + 9 → B

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Maggie has 20 ribbons. 2/5 of the ribbons are polka-dotted ribbons. How many ribbons are not polka - dotted?
Cerrena [4.2K]
3/5 are not polka dotted, so first find 1/5. 20/5 is 4, so 1/5=4. 4x3 is 12 ribbons. Hope this helped!
6 0
4 years ago
How many 4\5 cup servings are in 2\5 of a cup of icecream in simplist fraction form
DaniilM [7]

Divide total ice cream by serving size:

2/5 / 4/5

When you divide fractions, change division to multiplication and flip the second fraction over:

2/5 x 5/4

Now multiply ht top numbers and the bottom numbers:

(2 x 5) / (5 x 4) = 10/20 = 1/2

There is 1/2 serving.

3 0
3 years ago
Is y = 1/4x^0.5 a power function? Explain your reasoning.
LenaWriter [7]

Answer:

y =\displaystyle\frac{1}{4}x^{0.5}

It is a power function.

Step-by-step explanation:

We are given the following function in the question:

y =\displaystyle\frac{1}{4}x^{0.5}

We have to check whether the given function is a power function or not.

Power Functions :

  • A power function is of the form:

f(x) = ax^p,

where a is a constant and not equal to zero and p is a real number.

Comparing the given function, we get:

a = \displaystyle\frac{1}{4}\\\\p = 0.5

Hence, the given function is a power function.

3 0
3 years ago
Given h(x) = 4x + 5, solve for x when h(x) = 9
Law Incorporation [45]

Answer:

41

Step-by-step explanation:

You're going to make x = 9. you're equation is h(9) = 4(9) + 5. This will give you your answer of 41.

7 0
3 years ago
write 10075302 in words in both the Indian system and international system and rearrange the digits to get the smallest number ​
STALIN [3.7K]

Answer:

answer

Step-by-step explanation:

1,00,75,302= One crore seventy five thousand three hundred two

Rearranging the digits,

Largest number = 7,53,21,000

Smallest number = 1,00,02,357

7 0
3 years ago
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