01/23/18

Let ||v|| = 2 and ||w|| = 4 and w · v = 2. Compute ||2v + 17w||.

might help to use dot product and cauchy schwartz inequality

01/23/18

how many molecules are in 18.02 g of water?

how many molecules are in 18.02g of water?  

01/22/18

what is the unit rate for 63 yards in 9 minutes

hihihihihihihihihihihi

01/22/18

How does the potential energy of an object change if it’s height is tripled

I needa a answers

01/22/18

if y varies directly as x and y=35 when x=7, find y when x=11

my algebra teacher likes to speed through lessons and does not offer tutoring and im hoping someone will help me.

Linear equations

Y=3x-1  Slope  Y intercept   

Linear equations

Y=3x-1  Slope  Y intercept   

01/22/18

How many hydrogen atoms would be in 13.7 of CuSO4*5H2O

show the formula’s used

01/22/18

A bird flying at 4.3 km/h in a 7.3 km/h crosswind has a resultant speed of

 From the course of conceptual physics this question must be answered in km/hr

a ball is thrown from an initial height of 7ft with an initital upward velocity of 31 ft/s.

a ball is thrown from an initial height of 7ft with an inital upward velocity of 31ft/s. find all values of t for which yhe balls height is 21 ft

Gravity has a surplus or deficiency of electrons

Gravity has a surplus or defic of electron ? ? ? ? ? ? ? ? ? ? ? ? ? ? ?   

01/21/18

Write a real-world situation that could be modeled by the equation 0.4x=0.375x +1

I really need help on my math homework and I don’t understand please help me

01/21/18

how to get the derivative of e^2x+x*e^x+x^2*lnx

How to get the derivative of e^2x+x*e^x+x^2*lnx

Sara drove at a rate of 3 milesmiles every 6 minutes

Find the slope of the line and the unit rate. What does the slope represent in the context of the problem 

01/21/18

A store bought 14321 pencils if they sold 7099 of them how many do they have left

I have no more details of my question so sorry and thank u  

01/21/18

what is the following expression equal to? 10 + 4x^2

blah blah

01/21/18

Newton’s second law of motion describes the relationship between force and motion.

 This is a question i am getting asked in chapter 2 lesson 2 in science 

Write an equation that gives the product of the two numbers

The sum of two positive numbers is 62.   1. Write an equation that gives the product of the two numbers

01/21/18

A backpack normally costs $25 but it’s on sale for $21. What percentage is the discount?

Can you answer this?

equation of the line with a slope of -3 that passes through (2,4)?

How do I find that equation or what is the answer?

(-infinity,0] or (5,Infinity) as an inequality

I would just like to know what this interval is a inequality

01/21/18

A 100kg box sits on the bottom of a 35 degree ramp...

A 100kg box sits on the bottom of a 35 degree ramp. A rope is attached and used to pull at an accelerate of 2.38m/s2. Mue=.345. With what force does the person pulling the rope have to apply?

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