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ziro4ka [17]
3 years ago
15

Which sum contradicts this statement? The sum of two irrational numbers is always irrational. A) 7 + 5 7 B) 4 + 2 9 C) -2 6 + 8

D) -4 6 + 4 6
Mathematics
2 answers:
Kitty [74]3 years ago
6 0
Hey user 

the answer to this is going 

to be 

Choice D.

hope this helps

have a good day

-nick out
lakkis [162]3 years ago
4 0
The correct answer would be Choice D.

I assume you mean to have square root signs in the empty spaces between the numbers.

For choice D, you are adding -4 square roots of 6 and 4 square roots of 6. The answer to that is zero. Which is not an irrational number.
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Consider the expression 40+24 . Find the greatest common factor of the two numbers, and rewrite the expression using the distrib
Artist 52 [7]

Answer:

8[5 + 3]

Step-by-step explanation:

24: 1, 2, 3, 4, 6, 8, 12, 24

40: 1, 2, 4, 5, 8, 10, 20, 40

So the Greatest Common Divisor [GCD] is <em>eight</em>; you factor that out, leaving the remaining result inside the brackets.

I am joyous to assist you anytime.

4 0
3 years ago
Identify the x-intercept and y-intercept of the line 4x-2y=-12
Nezavi [6.7K]

To solve this question, plug in the ordered pairs given (note it is (x,y) ) into the equation.

(B) The x-intercept is (0,6) and the y-intercept is (-3,0)

4x - 2y = -12

x-intercept:

4(0) - 2(6) = -12

0 - 12 = -12

-12 = -12 (True)

y-intercept:

4x - 2y = -12

4(-3) - 2(0) = -12

-12 - 0 = -12

-12 = -12 (True)

-----------------------------------------------------------------------------------------------------------------

hope this helps

8 0
3 years ago
Read 2 more answers
Are the following ratios proportional? Explain why or why not. 3 to 8; 7:20
katrin2010 [14]
Nope! If they were proportional, one would be able to be reduced to the other. 
It's like the (however clichéd) example of pie slices! If you cut two pies into 8 and 20 pieces, three pieces of the pie sliced into eight pieces will not be the same as seven pieces of the pie sliced into twenty!
4 0
4 years ago
In a school machine shop, 60% of all machine breakdowns occur on lathes and 15% occur on drill presses. Let E denote the event t
RSB [31]

Answer:

A. P(EC) = 0.4  

B. P(E∪E) = 0.75

C. P(EC ∩ FC) = 0.25

Step-by-step explanation:

Let us calculate -:

we are given with - P(E) = 60 and P(F) =.15,

Thus , (a) P(E^C)=1-P(E)

                   =1-0.6

                   =0.4

(b) P(E∪F) = P(E) + P(F)

   = 0.60 + 0.15

   = 0.75

(c) P(E^C∩F^C) =1-P(E∪ F)

   =1-0.75

   = 0.25

Hence , the answers are -A. P(EC) = 0.4  , B. P(E∪E) = 0.75  , C. P(EC ∩ FC) = 0.25.

6 0
3 years ago
If mZ2 = 26, what is mZ16?
FrozenT [24]

9514 1404 393

Answer:

  B.  26

Step-by-step explanation:

All acute angles in the figure are congruent. All obtuse angles in the figure are congruent. All of the even-numbered angles are acute and have the measure 26.

  m∠16 = 26

5 0
3 years ago
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