Answer:
+- 5 and +- 3
Step-by-step explanation:
qn 2:
4r² = 91 + 9
4r² = 100
r² = 25
r = +- 5
qn 3:
4r² = 29 + 7
4r² = 36
r² = 9
r = +- 3
Answer:
12.8km/hr
Step-by-step explanation:
Distance = 76.8km
Time = 6 hours
Speed = distance ➗ time
Speed = 76.8km ➗ 6 hours
Speed = 12.8km/hr
I hope this was helpful, Please mark as brainliest
Answer:
i said i like it like that
Step-by-step explanation:
that boy sus
Answer:
Don't subtract exactly or it will be incorrect, you'll have to add the years, and differentiate the leap years
Step-by-step explanation:
30 yrs old
sorry I dont have a shorter method
Answer:
I'm not sure what all that extra stuff is supposed to mean, but the answer to the top question is: x = -6
Step-by-step explanation:
