inhiba5f
2022-09-12
Answered

There are 3 weeks and 4 days left before the new year. How many days are left before the holiday?

You can still ask an expert for help

Waylon Jenkins

Answered 2022-09-13
Author has **17** answers

1 week = 7 days

7*3=21 days in three weeks

21+4=25 days left until the holiday

7*3=21 days in three weeks

21+4=25 days left until the holiday

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 2022-09-09

Find all elements $${x}_{1},{x}_{2},{x}_{3},...</mo\; in$${\mathbb{Z}}_{77}$$such\; that\; each$$\langle {x}_{i}\rangle $$is\; a\; proper\; subgroup\; of$${\mathbb{Z}}_{77}$$.\; Enter\; your\; answer\; as\; a\; comma-separated\; list.$$

asked 2022-08-05

z1= 5+3i

z2=-3+i

What is z1/z2?

z2=-3+i

What is z1/z2?

asked 2022-07-01

Solve the following equations:

${\mathrm{log}}_{2}x+{\mathrm{log}}_{2}(3x)=4$

${\mathrm{log}}_{2}x+{\mathrm{log}}_{2}(3x)=4$

asked 2021-12-01

Write an equation that defines the exponential function with base a > 0.

asked 2021-09-22

Solve the equations.

${x}^{2}+4x+20=0$