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3 years ago

Find f(x) of -n^2 -3n if x is -5

Mathematics

1 answer:

dangina [55]3 years ago

5 0

Answer:

-40

Step-by-step explanation:

f(5)= -(5)^2-3(5)

-25-15=-40

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2. Given the function f : x -> |x+8|, find the possible values of x when the image is 3.

Harman [31]

Answer:

f (x)=11

Step-by-step explanation:

f (x)= x + 8

f (3)= (3 +8)

=f(x) =11

**replace the x with a variable which is 3

3 0

3 years ago

What is 11 5/8 divided by 2/3?

Westkost [7]

5
11*---
8
----------
2
----
3
next

55
------
8
= ---------
2
------
3
next
3(55)
= ---------
16
next
165
= --------- or 10.3125
16

7 0

2 years ago

19. which one of the following is not equal to the rest? a 2% of 150 b. % of 400 b 3 c. 6% of 60 d. 69 of 50

Irina18 [472]

Answer:

i think it's c

Step-by-step explanation:

a. 2/100 × 150= 3. b. 100×400=40000. c. 6/100 ×60= 1.2 ×3=3.6. d. 69×50=3400 so answer c.

5 0

2 years ago

Write 3.141 in expanded notation

Strike441 [17]

Three and one hundred forty one hundredths

7 0

3 years ago

Read 2 more answers

4. Tyson and his friends go ice skating. Tyson must pay an initial fee of $18.30 plus $4.80 per hour.

andrew-mc [135]

Answer:

$19.20

Step-by-step explanation:

if every hour they pay$4.80 and they go ice skating for 4 hours all you have to do is multiply $4.80 x 4

5 0

3 years ago

Find f(x) of -n^2 -3n if x is -5​

Find f(x) of -n^2 -3n if x is -5