Q and A for the topic: General

Balance the reaction in basic medium. (6pts) K2Cr2O7 + Na2SO3 + H2O → Cr(OH)3 + Na2SO4 + KOH

Given the vectors A=0.6j+0.8k and B=30i−5j−k . A unit vector that is normal to the plane containing A and B is

does -5π/6 belong to the domain of definition [-3π;3π]

In a certain urban area, 60% of the owners subscribe to Netflix and 70% to Star+. 45% subscribe to both. If an owner is selected at random. What is the probability that it only has Netflix?

Let TRR be the linear transformation given by Tz, p.2)=(x+y.2+2) (a) Give a base and dimension of Ker(T); (b) Give a base and dimension of Im(T)

A company conducted a survey of 80 people to find out the amount of hours a day they watch television. The results were the following number of hours 1 hour: 4 people 2 hours: 15 people 3 hours: 16 people 4 hours: 45 people draw 3 conclusions according to the position measurements

2.- Cristina wishes to make a deposit of $50,000 in a financial institution, in order to continue making ten additional deposits every six months for an identical amount, where the first of them will be made within six months. If the financial institution offers and pays 10% every six months, how much will Cristina withdraw six months after the last deposit?

calculate the angles of the vertical triangle A=(1,2,1), B=(3,0,4) and C=(5,1,3)

3pie over 2 < or equal to theta < or equal to 2 pie sec theta = 9 over 1 find sin theta

3--Resolve each Section Let the universe set U = {a, b, c, d, e, f, g, h, i, j}, V = {a, e, i, f, h} W = {a, c, e, g, i}. List the members of the following sets. VUW VW

min\max F(x,y)=3xy-4x^2-y^2+150x+50 Constraints: 1)x>=y^2 2)x>=3^2 What is the function for finding suspicious points?

(c) Calculate the periodic payment of an annuity due of N70,000, payable annually for 3 years at 15% compounded annually.

X(x-1) y’ + y(y-1) using separating differencialne rovnice

Determine the gradient of the function at the given point. F(x,y)= yx, (2,1)

What is the pressure of a cavity that has 17 cm on its longest axis, the other two measures 15 and 23 cm. A volume of 4600cm3

An electric bicycle manufacturer produces 6,000 units when the market price is US$2,350, while if the market price is US$1,750 it produces 4,200 units. The linear function that represents this situation is

The company Neófitos SpA began operating during the month of March 2024, for which you are asked to account for the month. 03/14 Activities begin where Th$2,000 in cash was contributed, a Vehicle for Th$8,200, merchandise for Th$900 and a debt for the vehicle of Th$5,000. 03/15 Makes a sale for Th$400,000 in cash, the merchandise sold was for Th$200. 03/18 A current account is opened at the Memo Bank for the total amount of cash. The bank charges a commission of M$10 for opening and other banking expenses. 03/21 ThCh$600 worth of merchandise was sold, for which a profit of 100% on the cost was received, the customer pays 30% with transfer and the difference with simple credit. 03/24 Merchandise purchased for Th$400 with check. 03/26 Payment received from the client of Th$340 for the sale on the 21st 03/28 Invoices are received for basic services for an amount of Th$20. It is requested: - Diary book - Ledger - Trial Balance and Balance

Z=17 a=24 determine proportional constant z varies inversely with A

Calculate the approximate value of (1.01)(1.05)^2 e^1.1+(1.01)ln(1.05) using the verification of the three-variable function

I need to know how to solve the discharge of a capacitor whose resistances are 10kilo ohms, 330 ohm, with a voltage source of 7volts, the capacitor has 470uF