02/09/21

#### Physics momentum

A 2000 kg car traveling at 20 m's collides with a 1000 kg car at rest at a stop sign. Ifthe 2000 kg car has a velocity of 6.67 m/s after collision, find the velocity of the 1000kg car after the... more

02/01/21

#### Choose the correct answer below.

Determine whether each statement is true or false. If the statement is​ false, make the necessary​ change(s) to produce a true statement. No quadratic functions have a range of ​(−∞​, ∞​).A.The... more

01/27/21

#### For t≥0, the position of a particle moving along the x-axis is given by x(t)=sint−cost . What is the acceleration of the particle at the point where the velocity is first equal to 0 ?

For  the position of a particle moving along the x-axis is given by . What is the acceleration of the particle at the point where the velocity is first equal to 0 ?

01/24/21

#### A church steeple in the shape of a regular square pyramid needs to be reshingled. The part to be covered corresponds to the lateral area of the square pyramid.

A church steeple in the shape of a regular square pyramid needs to be reshingled. The part to be covered corresponds to the lateral area of the square pyramid. If each lateral edge measures 25 ft... more

12/11/20

#### How can I get a quadratic equation in vertex form with only my x-intercepts and vertex?

I need to find the equation in vertex form for a parabola but I am so lostThe vertex is (9,17)The x-intercepts are (0,0) and (18,0) Thanks :)

11/15/20

#### Solving a tax rate or interest rate problem using a system of linear equations

A theater group made appearances in two cities. The hotel charge before tax in the second city was \$1000 lower than in the first. The tax in the first city was 8%, and the tax in the second city... more

11/14/20

#### Projectile motion

Mitchel shoots an arrow from an initial height of 400 meters with initial velocity of 80 m/s at 35 degrees above horizontal. what is the maximum height of the arrow? At what height will the arrow... more

11/11/20

#### A cylinder shaped can needs to be constructed to hold 500 cubic centimeters of soup.

A cylinder shaped can needs to be constructed to hold 500 cubic centimeters of soup. The material for the sides of the can costs 0.04 cents per square centimeter. The material for the top and... more

11/10/20