Is -7.8 an irrational number
2 answers:
Answer:
No.
Step-by-step explanation:
An irrational number has never-ending decimals.
A rational number can be written as a fraction or has a terminating decimal.
-7.8 can be rewritten into a fraction. Its decimal also terminates. Therefore, it is not irrational but rational.
Answer:
-7.8 is rational
Step-by-step explanation:
irrational numbers are nubers that repaet random numbers that you wont know what comes next like pi or the squar root of 2. hope this halps and can you take in consideration of giving me a brainliest? Thank you
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-129 is the anwser to ur problem
A² + b² = c²
1/2 * n * (n+1) = 1081
distribute
1/2 n^2 +1/2n -1081=0
factor out 1/2
1/2 (n^2 +n -2162) =0
multiply each side by 2
(n^2 +n -2162) =0
factor
(n-46) (n+47) =0
n=46, n=-47
n cannot be negative
n=46
Answer 46
Answer:
multiply them all and you will get the answer. use calculator
Answer:
The time traveled at 50 mp
Step-by-step explanation:
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