Mathematics, 19.10.2021 06:30 azinanees

A train travels from station A station B withh−1everyday. The distance in between these two stations is 3km. Due to weather, one day the train reduced its speed by 10h−1 and travelled. It got delayed by 20minutes. a. Construct a quadratic equation in term of v. b. By solving that equation, find the speed of the train.

Answers: 1

Show answers

Another question on Mathematics

Mathematics, 21.06.2019 14:30

Find the arc length parameter along the given curve from the point where tequals=0 by evaluating the integral s(t)equals=integral from 0 to t startabsolutevalue bold v left parenthesis tau right parenthesis endabsolutevalue d tau∫0tv(τ) dτ. then find the length of the indicated portion of the curve r(t)equals=1010cosine tcost iplus+1010sine tsint jplus+88t k, where 0less than or equals≤tless than or equals≤startfraction pi over 3 endfraction π 3.

Answers: 3

Answer

Mathematics, 21.06.2019 19:00

In the figure below, ∠dec ≅ ∠dce, ∠b ≅ ∠f, and segment df is congruent to segment bd. point c is the point of intersection between segment ag and segment bd, while point e is the point of intersection between segment ag and segment df. the figure shows a polygon comprised of three triangles, abc, dec, and gfe. prove δabc ≅ δgfe.

Answers: 1

Answer

Mathematics, 22.06.2019 00:30

Which of these side lengths could form a triangle a) 2 cm , 2 cm , 4 cm b) 3 cm , 5 cm , 10 cm c) 3 cm , 4 cm , 5 cm d) 4 cm , 8 cm , 15 cm

Answers: 1

Answer

Mathematics, 22.06.2019 01:50

If its non of them tell me..valerie took a day-trip. she drove from her house for a while and took a coffee break. after her coffee break, she continued driving. after 2 hours of driving after her coffee break, her distance from her house was 210 miles. her average speed during the whole trip was 60 miles per hour.valerie created the equation y−210=60(x−2) to represent this situation, where xx represents the time in hours from her coffee break and yy represents the distance in miles from her house.which graph correctly represents valerie's distance from her house after her coffee break?

Answers: 1

Answer

You know the right answer?

A train travels from station A station B withh−1everyday. The distance in between these two stations...

Questions