3 years ago

Need help asap please

Mathematics

2 answers:

Blababa [14]3 years ago

5 0

I’m going to have to say answer D but I could be wrong

EleoNora [17]3 years ago

5 0

B. All of the other functions are of their simplest form. y=2x^3 is actually a child of its parent function, y = x^3. The parent function is the simplest possible form of its family of functions.

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Car A went 60km 3/4 of an hour. car b went 80km in 4/5 of an hour. witch car is faster

Lostsunrise [7]

Answer:

80km in 4/5

Step-by-step explanation:

60km × 3 = 15×3=45

80km × 4 = 16×4 =64

64 is the answer

3 0

2 years ago

There is a total of 45 boys and girls in a choir.

rusak2 [61]

Answer:

16.5 year

Step-by-step explanation:

Using, mean = sum/no. *of observations

Here,

=> 16.2 = (sum of ages of boys)/18

=> 16.2 x 18 = sum of ages of boys

=> 291.6 = sum of ages of boys

Similarly, sum of ages of girls = 27 x 16.7 = 450.9

Mean(total) = (sumof agesof boys + girls)/45

Mean = (291.6 + 450.9)/45 = 16.5

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4 years ago

Read 2 more answers

The number 10 lies between what two integers?

EleoNora [17]

Answer:

9 and 11

Step-by-step explanation:

9 and 11 are before and after 10. so, 10 lies between them.

5 0

3 years ago

If f(x)=2x-4and g(x)=x^2 what is f(g(x))

DerKrebs [107]

F(g(x))
sub g(x) for every x in f(x)

f(g(x))=2(g(x))-4
f(x^2)=2(x²)-4
f(g(x))=2x²-4

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3 years ago

2 |n + 10|= -2 solve the equation

MissTica

2n + 20 = -2

20 + 2 = -2n

22 = -2n

22/2 = n

11 = n

3 0

3 years ago