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Roman55 [17]
3 years ago
12

What is the sum of 3 + (-4) ?

Mathematics
2 answers:
vitfil [10]3 years ago
6 0

Answer:

This answer is -1, as I said above.

andreev551 [17]3 years ago
5 0

Answer:-1

Step-by-step explanation:3-4=-1

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adoni [48]

answer:

(a).

Equation of circle is <u>x²</u><u> </u><u>+</u><u> </u><u>y²</u><u> </u><u>-</u><u> </u><u>2</u><u>5</u><u> </u><u>=</u><u> </u><u>0</u>

(b).

(-5, 0) » yes

(√7, 1) » no

(-3, √21) » no

(0, 7) » no

Step-by-step explanation:

(a).

If centred at origin, centre is (0, 0)

General equation of circle:

{ \boxed{ \bf{ {x}^{2} +  {y}^{2} + 2gx + 2fy   + c = 0}}}

but g and f are 0:

{x}^{2}  +  {y}^{2}   + c = 0 \\ but :  \\ c =  {g}^{2} +  {f}^{2}  -  {r}^{2}  \\ c =  { - 25}

8 0
3 years ago
Hello please help thanks i’ll give brainliest!
erastovalidia [21]

Answer: A

Step-by-step explanation: Hope this help :D

8 0
3 years ago
Linear equations and interception
iVinArrow [24]

Answer:

x - intercept = 6

y - intercept = 3

Step-by-step explanation:

To find x - intercept, substitute y = 0 in the equation and solve for x.

x = 6

Similarly, To find y - intercept, substitute x = 0 in the equation and solve for y.

y = 3

5 0
2 years ago
What number should be placed in the box to help complete the division calculation?
Tomtit [17]

Answer:

this goes there 850

Step-by-step explanation:

plus th anwser is 155 R0

6 0
2 years ago
Read 2 more answers
Divide three fourths ÷ two fifths
KengaRu [80]
Your answer would be on eof the three
15/8
1.875
1 7/8
Hope this helps...
7 0
2 years ago
Read 2 more answers
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