At vero eos et accusamus et iusto odio dignissimos ducimus qui blanditiis praesentium voluptatum deleniti atque corrupti quos dolores et quas molestias excepturi sint occaecati cupiditate non provident, similique sunt in culpa qui officia deserunt mollitia animi, id est laborum et dolorum fuga.
Et harum quidem rerum facilis est et expedita distinctio. Nam libero tempore, cum soluta nobis est eligendi optio cumque nihil impedit quo minus id quod maxime placeat facere possimus, omnis voluptas assumenda est, omnis dolor repellendus.
Itaque earum rerum hic tenetur a sapiente delectus, ut aut reiciendis voluptatibus maiores alias consequatur aut perferendis doloribus asperiores repellat.

Get our expert's

answer on brainly

SEE EXPERT ANSWER

Get your **free** account and access **expert** answers to this and **thousands** of other questions.

I got my questions answered at brainly.com in under 10 minutes. Go to brainly.com now for free help!

Get this expert

answer on brainly

SEE EXPERT ANSWER

Get your **free** account and access **expert** answers to this and **thousands** of other questions

Can you make a stab at it or do you need it explained from the start?

i need it explained please...... sorry

ok no problem

Great!

|dw:1327955488648:dw|

x = 2 and y = -4? so plug that in

Great, let's do that.

|dw:1327955697547:dw|

and i can do the math with the exponents i just need help on what i do with the 1

Well, show me what you get with thte exponents first

2,048 for the exponents
im not sure what to do with 1

You;re a bit off with the exponents. Let's see your working out. Then we'll get onto the 1.

Let's start with the first bit: What is this? |dw:1327956095456:dw|

-4

Not quite. How do negative exponents work?

im not sure i was sick when ,y teacher explained this to me and this is off my make up work

The rule for negative exponents is this:|dw:1327956265582:dw|

Are you familiar with the general rule:|dw:1327956314617:dw| ?

aha ok :) thank you
yeah i am

Well this just takes it a step further. 3^4=81, 3^3=27, 3^2=9, 3^1=3, 3^0=1.

That much you understand already?

yeah i do

Great!

Does that make sense?

Or shall I draw it using a picture, if that might help?

yeah i understand what your saying

Did that make sense or should I use draw?

no it made sense i see what your sayinng

Excellent! So now, can you tell me what 2^-2 is?

(Or would you prefer to try the whole question yourself?)

Not quite. 2^2=4, so what is 2^-2 ?

-4

Nope, not that either :(

What's the rule we just looked at, for negative exponents?

0.25

|dw:1327957142206:dw|

Did you use your computer's calculator for that or work it out yourself?

See if you can understand the picture I've drawn for you.

i worked it out for myslef

good. how?

calculator :/

THought so :(

im a failure to life
goodbye world im gonna kill myself

The rule for negative indices is this:|dw:1327957460830:dw|

No, don' tdo that!

Look at the rule I've given you, do you understand what I've said?

Ah well, well done for trying :)