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Natali5045456 [20]
3 years ago
9

Rationalise this please........it's verey imp to me....​

Mathematics
1 answer:
dalvyx [7]3 years ago
3 0

Step-by-step explanation:

i) root3 + root5 × 2root5 / 2root5 × 2root5

= 2root15 + 10 / 20

ii) root3 - root7 × root3 - root7 / root3 + root7 × root3 - root7

= 3 - 2root21 + 7 / 3 - 7

= 10 - 2root21 / -4

= -10 - 2root21 / 4

iii) root2 + root7 × 2root2 + root3 / 2root2 - root3 × 2root2 + root3

= 4 + 2root14 + root6 + root21 / 8 - 3

= 4 + 2root14 + root6 + root21 / 5

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kondaur [170]
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8 0
3 years ago
PLS help me its du, will make the brainiest!!
AnnyKZ [126]

Answer:

5241723 23245

Step-by-step explanation:

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7 0
3 years ago
A local hamburger shop sold a combined total of 822 hamburgers and cheeseburgers on Monday. There were 72 more
leva [86]

Answer:

650

Step-by-step explanation:

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5 0
3 years ago
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liberstina [14]

Answer:

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Step-by-step explanation:

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Answer:

pointing towards the top

Step-by-step explanation:

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