Julian Werner
2022-09-15
Answered

You are shopping for school supplies. You want to buy 8 notebooks for $1.75 each. Show how you can use the Distributive Property to find the total cost of the notebooks mentally.

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asked 2020-10-18

Find a least squares solution of Ax=b by constructing and solving the normal equations.

$A=\left[\begin{array}{cc}3& 1\\ 1& 1\\ 1& 4\end{array}\right],b\left[\begin{array}{c}1\\ 1\\ 1\end{array}\right]$

$\stackrel{\u2015}{x}=$ ?

asked 2021-05-13

A movie stuntman (mass 80.0kg) stands on a window ledge 5.0 mabove the floor. Grabbing a rope attached to a chandelier, heswings down to grapple with the movie's villian (mass 70.0 kg), whois standing directly under the chandelier.(assume that thestuntman's center of mass moves downward 5.0 m. He releasesthe rope just as he reaches the villian).

a) with what speed do the entwined foes start to slide acrossthe floor?

b) if the coefficient of kinetic friction of their bodies withthe floor is 0.250, how far do they slide?

asked 2021-09-19

Solve the equation.

${\mathrm{log}}_{6}(2x-3)={\mathrm{log}}_{6}12-{\mathrm{log}}_{6}3$

asked 2021-06-08

Solve the polynomial equation.

$6x-{x}^{2}=0$

asked 2022-07-26

Express 299792458 in scientific notation to 3 significant figures

asked 2021-10-02

Set up an equation and solve each problem. Explain how you would solve the equation

asked 2022-08-31

The health care provider is preparing to administer "insulin glargine" (Lantus), a long-acting insulin drug. The doctor orders 40 units to be given SC at 0900. Your supply is "insulin glargine" 100 units / ml. How many mL will be administered?