quiz
The vertices of a cube are labeled with the numbers 0,1,2,3,4,5,6 and 7, such that no two vertices are labeled with the same number. The sum of any 2 numbers on an edge is prime. What is the maximum sum of the 4 numbers on a face?
Math
What is the answer to the equation (0.3.)²-(0.2)²•(0.5)?
Trig
Use a half-angle identity to find the exact value for sec(x/2) if sinx = -12/13 ; 3pi/2 < x < 2pi
algebra
Determine whether the following is a polynomial. 937g2h3 - 238gh2 + 54gh
algebra
The following polynomial is prime. 2q² + 9q + 1
PHYSICS - formula?
Here is one of my questions from my physics study. It tells me the answer (35 J), but how do I find that answer? I would appreciate a formula or step by step calculation. Thanks! :) A 30 kg kid on rollerskates is moving 1 m/s. His brother pushes him with a force of 5 N. What w...
Life orientation
1. Pollution - comes from factories, cars, etc. Think... try looking in your lesson or book and see if they gave examples of environmental hazards.
science
Those blue crystals are copper sulfate crystals with the formula CuSO4*5H20. It has
science
formula: CuSO4*5H20
economics
Yes, only you can answer. But just think, did you ever buy something because you saw it on tv? Or maybe you were on the computer and an ad popped up for a new video game that is coming out in stores soon. Maybe some new invention/product was featured in the newspaper. Do any o...
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