Which expression is rational? 6.27316543222718...
square root of 2
square root of 14.
square root of 49

Is the power produced directly proportional to the wind speed, give reasons for your answer?

Gabriel determined that his total cost would be represented by 2.5x + 2y – 2. his sister states that the expression should be x + x + 0.5x + y + y – 2. who is correct? explain.

Ihonestly have no clue if it's each or none.