3 years ago

Evaluate 4m(3m-2) when m=-3.3

Mathematics

1 answer:

Bad White [126]3 years ago

3 0

F(m)=4m(3m-2)
f(m)=12(m^2)-8m
f(-3.3)=12(-3.3^2)-8(-3.3)
f(-3.3)=12(10.89)-(-26.4)
f(-3.3)=130.68+26.4
f(-3.3)=157.08

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On each 3 days, Derrick rode 6.45 km. to school, 150 meters to the library and 500 meters back home. How many kilometers did he

Anettt [7]

Total Distance = 6.45km + 150m + 500m

Convert meters to kilometers:
Total Distance = 6.45km + 0.15km + 0.5km

Add them up:
Total Distance = 7.1km

Find total distance he rode in 3 days:
1 day = 7.1 km
3 days = 7.1 x 3 = 21.3 km

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Answer: He rode 21.3 km in the 3 days.
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7 0

3 years ago

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7) 15:5 +6.5 I do not no how to do this

deff fn [24]

Answer:

15 divided by 5 =3

3 +6=9

9 - 5 = 4

so 4 is the answer

Step-by-step explanation:

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