2 years ago

A sequence is defined by the formula f(n+1)=f(n)−3. If f(4)=22, what is f(1)?

Mathematics

2 answers:

Lilit [14]2 years ago

8 0

Answer:

Step-by-step explanation:

From the expression

F(n + 1) = F(n) -3

>> f(n+1)-f(n) = -3

f(n) = f(n+1) + 3

f(4)- f(3) = -3

f(4) + 3 = f(3)

22 + 3 = 25 = f(3)

Similarly ; f(2) = f(3) + 3 = 25 + 3 = 28

f(1)= f(2) + 3 = 28 + 3 = 31

RUDIKE [14]2 years ago

7 0

Answer:

Answer:31

Step-by-step explanation:

You might be interested in

What times what equals 225?

defon

I got 5 times 45 because I multiplied by 5 to get my answer.

4 0

2 years ago

What type of simple machine is a vise and what does it do also what is a crow bar

mel-nik [20]

A crow bar is a bar that help you lift thing up

4 0

2 years ago

Wes is pouring some ketchup for his potato wedges. Is it reasonable to say that Wes will use 2 fluid ounces?

Step2247 [10]

Yes, 2 ounces is reasonable

7 0

2 years ago

Read 2 more answers

A rectangle has a length of 12 mm and a width of 15 mm. A new rectangle was created by multiplying all of the dimensions by a sc

solmaris [256]

Answer:

the new perimeter will be 1/3 time the perimeter of the original rectangle

Step-by-step explanation:

8 0

2 years ago

A right rectangular prism has a length of 9, a width of 4, and a height of 5. How many unit cubes can fit in the prism?

Serjik [45]

Answer:

The answer is 54 cubes.

Step-by-step explanation:

5 0

2 years ago