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Dovator [93]
2 years ago
5

If H be the H.M. between a and b. prove that 1/H-a + 1/H-b = 1/a+1/b​

Mathematics
1 answer:
____ [38]2 years ago
3 0

if susjwmaoakkaajKIJahabsbzh

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kirill [66]

Answer:

A) False - not a right angle

B) True - it is a right angle

C) True - it is a right angle

D) False-not a right angle

Step-by-step explanation:

A) a*a+b*b=c*c (Asquared+Bsquared=C squared)

    2*2+ 3*3 = 4*4

   4+9=16

    13 does not equal 16

B) 5*5+12*12=13+13

  25+144=169

  169=169 - True

C) 3*3+4*4=5*5

    9+16=25

     25=25 (True)

D) 4+ Root of 3 = Root of 19

    False - square root of a prime number is irrational

6 0
2 years ago
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vovangra [49]
Use surface area equation 2ab+2bc+2ac plug the numbers in

4 0
3 years ago
PLEASE HELP CORRECT ANSWERS ONLY!!
mariarad [96]

Answer:

Associative Property of Reciprocals

5 0
2 years ago
Mia cut a piece of felt into 3 equal
morpeh [17]

Answer:

\frac{1}{3}

Step-by-step explanation:

Mia used One Third of the felt for her art project. 3/3 would be the whole felt together. Since one part of three sections was used up then this means that 1/3 was used.

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Answer:

-115.62

Step-by-step explanation:

bhjka,f

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