3 years ago

Use the quadratic formula to solve x^2 + 8x + 9 = 0. Estimate irrational solutions to the nearest tenth.

Mathematics

2 answers:

Kisachek [45]3 years ago

6 0

D. {-13.3, -2.7}
hope this helps

rjkz [21]3 years ago

5 0

Answer:

B. -6.6, -1.4

Step-by-step explanation:

i took the test.

You might be interested in

...!!.!.!.!.!.!.!.!.!.!.!.!.

Schach [20]

Answer: It is proportional because 195/3 equals 65 and 325/5 equals 65 as well, so it is proportional.

Hope this helps! :)

5 0

3 years ago

Read 2 more answers

What is the value of the expression 4*455

WINSTONCH [101]

Answer:

1820

Step-by-step explanation:

5 0

3 years ago

What is the solution to this equation?

Aleks04 [339]

b) -4

- 8x +4 =36

First, we subtract 4 from 36 to get 32

36-4=32

-8x=32

Since a negative times a negative equals a positive, then the answer has to be negative because 36 is positive.

32 divided by 8 = 4

B) -4

4 0

4 years ago

Read 2 more answers

Pls help me guys!<br> Thanks :D

kozerog [31]

The top right is the answer. The base should be square with lengths of 8 and the height is 10.

6 0

3 years ago

Read 2 more answers

dimensions of a building are 740 feet by 800 feet. If 1inch represents 8 feet. What are the dimensions of the building on the dr

nevsk [136]

Answer: 92.5 inches by 100 inches.

Step-by-step explanation:

1. You know that 1 inch represents 8 feet and the dimensions of the building are 740 feet by 800 feet, therefore, you must apply the proccedure shown below:

$\frac{740ft*1in}{8ft}=92,5in$

$\frac{800ft*1in}{8ft}=100in$

2. Then, as you can see, the dimensions of the building on the drawing are 92.5 inches by 100 inches.

6 0

3 years ago