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STALIN [3.7K]
3 years ago
12

What is the solution to the expression -2 - 3 - (-4)​

Mathematics
2 answers:
andrew11 [14]3 years ago
8 0

Answer:

The answer is -1

andreyandreev [35.5K]3 years ago
4 0

Answer:

-2-3--4

Step-by-step explanation:

-2-3 is -5

-5+4

-1

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Find the area of the circle whose equation is x2+y2=6x-8y​
Semenov [28]

Answer:

Given that the equation of a circle is :

\green{ \boxed{\boxed{\begin{array}{cc}  {x}^{2}  +  {y}^{2}  = 6x - 8y \\  =  >  {x}^{2}  +  {y}^{2}   - 6x + 8y = 0 \\  =  >  {x}^{2}  +  {y}^{2}  + 2 \times ( - 3) \times x + 2 \times 4 \times y = 0 \\  \\  \sf \: standard \: equation \: o f \: circle \: is :  \\   {x}^{2}  +  {x}^{2}  + 2gx + 2fy + c = 0 \\  \\  \sf \: by \: comparing \\  \\ g =  - 3 \\ f = 4 \\ c = 0 \\  \\  \sf \: radius \:  \: r =  \sqrt{ {g}^{2}  +  {f}^{2} - c }  \\  =  \sqrt{ {( - 3)}^{2} +  {4}^{2} - 0  }  \\  =  \sqrt{9 + 16}  \\   = \sqrt{25}  \\  = 5 \: unit \\  \\  \bf \: area \:  = \pi {r}^{2}  \\  = \pi \times  {5}^{2}  \\  =\pink{ 25\pi \:  { unit }^{2} }\end{array}}}}

6 0
2 years ago
Please find the slope
Morgarella [4.7K]
The answer to your question is A: 5/3. To get to the top point, you have to go up 5, then go 3 to the right.
4 0
3 years ago
Read 2 more answers
Cho hệ các vector
shutvik [7]

Answer: whats the question?

Step-by-step explanation:

7 0
2 years ago
Ross drives 340 miles in 5 hour if ross continues to drive at the same rate how many miles can he drive in 10 hours?
yKpoI14uk [10]
He can drive about 680 miles in 10 hours.
7 0
2 years ago
I forgot how to do most of this yet they gave it to me as hw ‍♀️
svp [43]

18.

-2(-9)+3

18+3

21

Explanation: -2(-9) When multiplying numbers that have both a negative sign, the answer is positive. Multiply normally.

19.

-6(-4)0

24(0)

0

Explanation: -6(-4) As I explained before, the answer would be positive.

24(0) Every number multiplied by 0 is 0.

20.

56+(-7)

49

Explanation: 56+(-7) Any problem like this is just basically going to be 56-7.

21.

-36+(-4)

-40

Explanation: -36+(-4) You are simply adding normally then adding the sign. This will only work if the signs are the same. (Signs are positive and negative.)

   

8 0
3 years ago
Read 2 more answers
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