questions

[gemini9525]

please help me with these

find the value of 4/(1*2)-4/(2*3)+4/(3*5)-4/(5*8)+4/(8*13)...to the nearest hundredths place.
(answer: 1.53)

A road slopes at a 15 degree angle with the horizontal, and a 30 feet high vertical pole stands by the road. When the angle of elevation of the sun is 75 degrees, the pole casts a shadow downhill parallel with the road. How long is the shadow?
(answer: 9)

Find the smallest positive integer n such that the number 17^n has 330 digits.
(answer: 268)

The circles (x-1)^2+(y-2)^2=8 and (x-6)^2+y^2=25 intersect in two points. Find the equation of the line through the points of intersection.
(answer 5x-2y=7)

thank you!

[Quelloquialism]

[Kurt]

[AuSmith]

[AuSmith]

I don't even think Gemini reads this forum anymore...

[MistaPotta]

I certainly hope she still does.

Besides, there's a setting below:
[unparseable or potentially dangerous latex formula]
that lets you know when a post is (finally) responded to.

~MP

[AuSmith]

Oh thanks.

[gemini9525]

Ausmith, i certainly do still read this :)
it's just i was waiting for all the answers to be answered before i post any sort of "thank you"...and i've been pretty busy recently...
but yea, thank you guys, that really helped!

[AuSmith]

Well, I just hadn't seen you post anything until a day or two ago.