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N76 [4]
4 years ago
14

Help! I'm so confused

Mathematics
1 answer:
sweet-ann [11.9K]4 years ago
5 0
An integer is like a whole number (28 is an integer).
Irrational means the decimal goes on forever.......and cannot be written as a fraction (0.9857... is irrational).
A number that is not real is the squareroot of a negative, or something times i, or dividing by zero (5/0 is unreal).
A rational number can be written as a fraction (like 8 and 1/7).
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Sphinxa [80]
All you need to do is plug in the point.
y=5x+b
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3 0
3 years ago
Twice a number less than three is 23.Find the number.
Nataly_w [17]

Answer:

11

Step-by-step explanation:

C²=23

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3 0
3 years ago
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Solnce55 [7]

Answer:

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Step-by-step explanation:


5 0
3 years ago
Read 2 more answers
Double and half angle identities?
Maru [420]

Answer:

Option 4

Step-by-step explanation:

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Sinθ = \frac{15}{17}

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cos2θ = 1 - \frac{450}{289}

cos2θ = \frac{289-450}{289}

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Therefore, Option 4 will be the answer.

8 0
3 years ago
Which of the following is a difference of perfect square?
Talja [164]

I think b. is the answer

but i am not sure..

5 0
3 years ago
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