29d

#### Calculus Derivative

Given f(x,y)=−3x^4+1xy^5+3y^2, find fx(2,2)

06/16/21

06/09/21

#### Solving Related Rates

Can you help me with this? I really need help..The length of the rectangle is decreasing at the rate of 3cm/min and the width is increasing atthe rate of 2cm/min. When the length is 10cm and the... more

06/09/21

#### What is the equation of the tangent line?

Find an equation of the tangent line to the curve 𝑦 = 𝑥3 − 3𝑥2 + 5𝑥 , 0 ≤ 𝑥 ≤ 3 that has the least slope.This is little bit tricky for me but consider the first derivative of the function as the... more

06/08/21

#### A spotlight on the ground is shining on a wall 12m12m away.

A spotlight on the ground is shining on a wall 12m12m away. If a woman 2m2m tall walks from the spotlight toward the building at a speed of 0.6m/s,0.6m/s,how fast is the length of her shadow on the... more

06/05/21

#### A tennis ball is rolled off the edge of the roof of a building.

Sean times how long it takes the ball to reach the ground and writes the function h(t), that gives the height of the tennis ball in feet where t is the number of seconds since the ball cleared the... more

06/03/21

#### Physic problems

if your shower uses 7.95 liters per minute and you take one 10 minute shower every day how many gallons of water are you using every year ? a respiratory patient requires 2.00 liters per minute of... more

06/02/21

#### A spring is attached to the ceiling and pulled 8 cm down from equilibrium and released.

A spring is attached to the ceiling and pulled 8 cm down from equilibrium and released. The amplitude decreases by 7% each second. The spring oscillates 16 times each second. Find an equation for... more

05/24/21

05/22/21

#### Simplify radical expressions with variable (absolute value)

I am having trouble understanding how in the cases I listed that certain terms are taking the absolute value. √25x = 5 |x^3|√900x^2 = 30 |x|√729x^3 = 27 |x| √x√400x^14 = 4 |x|I... more

05/21/21

#### Given: OK = 3.8, SK = 8.9 Find: V of the sphere

Given: OK = 3.8, SK = 8.9 Find: V of the spherelink to picture https://homework.russianschool.com/resource?key=00suo

05/21/21

05/20/21

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05/15/21

#### Implicit Differentiation a^2 + b^2 = c^2, determine da/dt when a = 5, b = 12, and c = 13, if db/dt = 3 and c(t) = t^2 -3t

a^2 + b^2 = c^2, determine da/dt when a = 5, b = 12, and c = 13, if db/dt = 3 and c(t) = t^2 -3tPlease show steps, the answers the text book gives me are 13.106 and -27.506.

05/15/21

#### Projectile Motion

. A typical half pipe is 6.7 m high. The speed at which a typical snowboarder leaves a half pipe is 13 m/s [up].                                               a. What is the maximum height this... more

05/13/21

#### need help with this equation

Determine the molarity of the solution that is prepared as follows:50.8 g of magnesium nitrate is dissolved in enough water to make 550.0 mL of solution.

05/12/21

#### Given 4x^2 + 9y^2 = 16.

(A) Find y’ by implicit differentiation (leave your answer in terms of x and y.(B) Solve the equation for y and differentiate to get y’ in terms of x.(a) y’ = -4x/9y(b) y’ = ???

05/12/21

#### Calculate the empirical and molecular formula for the compounds described in the following situations:

A substance is found to be made up of 54.4% C, 36.6% O and 9.2 % H. It’s molar mass is 44.06 g/mol.(PLEAS HELP ASAPPPP)

05/11/21

#### Limits and Limits of a Function (Basic Calculus)

Please don't forget to provide a step-by-step and a clear solution, so I can study it well afterwards. Thank you!1.) Lim (x^2+2x+1) x-> 12.) Construct the table of values for number 1... more

05/11/21