3 years ago

F(x)=-2|x|-3 find: f(-3) and find: -2f(x) PLEASE HELP!

Mathematics

1 answer:

Anni [7]3 years ago

5 0

Answer:

See below in bold.

Step-by-step explanation:

f(x)=-2|x|-3

To get f(-3) we substitute -3 for x

= -2|-3| - 3 <--- Note |-3| means the absolute value of -3 which is 3.

= -2*3 - 3

= - 9.

-2 f(x) = -2 * (-2|x| - 3)

= 4|x| + 6.

You might be interested in

Find the value to the nearest tenth

WITCHER [35]

Answer:

twenty five point four ....25.4

6 0

3 years ago

Calcula el 23 % de 175

weqwewe [10]

Answer:40.25

Step-by-step explanation:

23% of 175

23/100 x 175

(23 x 175)/100

4025/100=40.25

5 0

3 years ago

A shopper buys a 100 dollar coat on sale for 20% off. An additional 5 dollars are taken off the sales price by using a discount

koban [17]

Answer:

Step-by-step explanation:

100 - 20% = 80%, 80% - 5 = -42, -42 - 8 = <u>-12.2</u>

6 0

3 years ago

Read 2 more answers

Heather purchased a new $1,500 laptop by using a credit card with a 17% interest rate. She will pay off the balance in 2 years b

olga2289 [7]

Answer:

1779.84

Step-by-step explanation:

7 0

3 years ago

A grocery store paid $85 for 4 crates of milk. How much was one crate of milk?

Ivan

Answer:

21.25

Step-by-step explanation:

85÷4=21.25

7 0

3 years ago