PLEASE HELPI NEED ANSWER IN 54 MINS answer would be greatly appreciated Solution Let x be the speed the car traveled for the first part of the trip First part, the car traveled 2hs • x km/h Second part of…
A little aluminum boat (mass of 14.50 g) has a volume of 450.00 cm3. The boat is placed in a small pool of water and carefully filled with pennies. If each penny has a mass of 2.50 g, how many…
i need help on adding mixed fractions Solution You have to turn both into improper fractions first. Mixed –> Improper Whole# Top Bottom To get the improper numerator: Whole x Bottom + Top =…
Use the direction in which the distance from the street light increases as the positive direction. Solution Get a formula for the shadow’s length in terms of time The shadow’s length = x in feet t= time in seconds 7/x…
find the average rate of chang of the funtions over the given interval Solution f(-1) = 1/(-1+3) = 1/2 f(-2/3) = 1/(-2/3 +3) = 1/( -2/3 + 9/3) = 1/( 7/3) = 3/7 3/7 – 1/2 = 6/14 – 7/14…
Combine the like terms in the expression: 2b2+7m+6b2−5m Write your answer as an expression. Solution 8b2 + 2m
Suzy is 5’7″ tall and Antonio is 6’0″ tall. Using Suzy as the reference, find the absolute change between Suzy and Antonio. Express your answer rounded to the nearest inch. Solution 5 inches 6’0″ minus 5’7″ = 5 inches
The velocity at time t seconds of an object moving on a line is v(t) = 2cos(πt),with distance measured in meters. The position of the object at time zero seconds is 2 meters. Find the acceleration function a(t) and the…
what is the answer for the absolute value for the following questions: |10 + 3x| – 2 > -1 |x divided by 2 – = 1 Solution Let z = 10 + 3x | z| – 2…
A particle moves on the x axis according to the function s(t)=t^2-8t+15 at time t seconds. a) At what time is it moving forward? backward? b) when is the speed increasing c) when is the particle stopped Solution velocity v(t)…
