rainbow7020
24.05.2021 •
Mathematics
Peter is a long distance runner. In a training session he runs around the 400 m track 23 times. He wanted to run a distance of 10 km. How many more times does he need to run around the track to achieve this?
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Ответ:
2
Step-by-step explanation:
Currently, Peter has run a total distance of . His goal is 10 km, as stated in the problem, which equates to 10,000 meters. Thus he will need to run more meters to achieve his goal. Since the track is 400 meters, he needs to run around the track more times to achieve his goal.
Ответ:
Step-by-step explanation:
A equation is given to us and we need to convert it into (ax + b)² form . The given equation is ,
Here we need to complete the whole square of the terms in RHS . We can write it as ,
Notice that the RHS is the form of a² + b² + 2ab = (a + b)² . So that ,