Q and A for the topic: General

Draw or describe a volume of 5 cubic units

If the 6 in 14,563 was changed to a 9 ,how much would the value change

Slope =3, y-intercept =1

A machine whose cost is US$3,000 depreciates at 3.5% annually, if the residual value is US$1,500. Determines the useful life of the machine

How many 330 ohm resistors must be connected in parallel to obtain a Req of 5 ohms

-9+(-15)=

-25+(-25)=

Consider the matrices A=[ 4 −7 −4 −6 7 9 ], B=[ −5 7 −8 8 7 −9 ], the sum of the elements of the second row of the multiplication of matrices A by B (AB) is:

In [ X 2 and 4 2X 2 and 2 ] + [ −5x 2y −10x 4y ] = [ −6 10 −12 −4 ], X and Y are respectively:

There are some repairs that need to be done in your house: there is a leak in the roof, a broken window pane, and a light bulb is out. In addition, the neighborhood committee asks you that you help with some street repairs: cleaning facades and putting up safety signs. You have thought about dedicating an afternoon of the week to doing some of these activities. You will only have enough time to do one of the activities. In how many ways can you choose which activity to do?

Miguel has 78,000 in his checking account, he makes a transfer to a third party of 16,500 and makes a bonus of $15,000, in addition the bank pays a check from his account for $18,000 and makes a monthly commission discount of 3500, what is the balance and the checking account?

Karina has a plot of land and has decided that she will use 2/5 of it to plant vegetables, and 1/8 of this part will be used to plant lettuce. What total part of the plot's land will be used to grow lettuce?

A tank has a volume of 3 m3 and contains 65 kg of an ideal gas that has a molecular weight of 55. If the temperature is 35°C, what is the pressure of the gas?

Let f(x) =x^2-6x+4 Solve for f(x-3)=

×-2y=17 3x-1y=31

12x-{4[3-2(x+7)+3x]}-1=6(x-2)

x2+7x+12=0

Rosa has a company that makes chairs. If they sell chairs, they will be priced at (60-0.3n) dollars each, how many chairs must be sold to have a income of $1080? You must take into account that n≤40.

A study sampled 350 upperclassmen (Group 1) and 250 underclassmen (Group 2) at high schools around the city of Houston. The study was performed at the end of the school year and asked each if they had used steroids at any point in the last school year. Of the upperclassmen, 25 claimed to have used steroids in the last school year, and of the underclassmen, 19 claimed to have used steroids. Run a 95% confidence interval to test for a significant difference in the proportions of students who used steroids. Enter the confidence interval - round to 3 decimal places.

(7x²)³ x ⁻⁴