If f(x) = -(x + 1)2 + 9, what is f(-2)?

Answers

Answer 1
Answer:

Step-by-step explanation:

f(x) =  - (x + 12) \n plugging \: x  =  - 2 \n f( - 2) =  - ( - 2 + 12)  \n  f( - 2) =  - (10)  \n  \huge \red{ \boxed{ f( - 2) =  - 10}} \n


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Answer:

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Explain the steps you would take to write 36/10 as a decimal

Answers

1. Multiply 36/10*10/10 because the denominator needs to be 100 (because %= 100)

example: 36/10*10/10=360/100

2. now you have your answer :D

Hope this helps!


On each of 3 Days Derek R oad 6.45 km to school 150 m to the library and then 500 m backhome.how many kilometers did he ride forThe three days altogether

Answers

6.45 + 0.5 + 0.15 = 7.1 and 7.1 * 3 is 21.3mile. Total he rode 21.3 mile for three day together.

What would 3.789 times 10 to the negative 6 be in scientific notation

Answers

3.789 × 10^-6

negative exponent - decimal goes to left
positive exponent - decimal goes to right

= 0.000003789

hope this helps :)

Idk how to solve r+11+8r=29

Answers

r and 81 are common factors so add them together and you get 9r;then your equation is 9r+11=29.After that you subtract 11 from 29 and then the equation is 9r=18.Then you divide 9 from 18 so you get r=2.

What is the value of the function when x = −1?

Is my answer right?

Answers

The answer would be negative 2