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BabaBlast [244]
3 years ago
12

Which values are solutions?

Mathematics
1 answer:
Mashutka [201]3 years ago
7 0

Answer:

D and E

Step-by-step explanation:

Given

\sqrt{x} < 9 ( square both sides )

(\sqrt{x} )² < 9², that is

x < 81

The only values where x < 81 are 75 and 80, that is D and E

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Tim is thinking of two numbers. The quotient of the two numbers is 9. The difference of the two numbers is 48. The sum of the tw
Paladinen [302]
Let the two numbers be x and y, then
x - y = 48 . . . (1)
x + y = 60 . . . (2)

(1) - (2) => -2y = -12 => y = -12/-2 = 6
From (1), x - 6 = 48 => x = 48 + 6 = 54

Therefore, the two numbers are 54 and 6.
8 0
3 years ago
Q is directly proportional to r.<br> Q is 76 when r is 20.<br> Work out q when r is 45
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Answer:

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3 years ago
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Paha777 [63]
There are 6 numbers total

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p = 18
3 0
3 years ago
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dusya [7]

Answer:

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4 0
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