06/13/19

I need help ASAP Calc problem

A girl flies a kite at a height of 280 feet.The wind carries the kite horizontally away from her at a rate of 24 fps. How fast must she let out string when the kite is 480 feet away from her

03/14/19

Why does salt dissolve better than baking soda?

How is the mass of the Earth determined?

According to textbook knowledge, the mass of the Earth is about $6 × 10^{24}\\,\\mathrm{kg}$. How is this number determined when one cannot just weight the Earth using regular scales?

What industries use statistics?

03/14/19

GRE geometry question?

If you join all the vertices of a heptagon, how many quadrilaterals will you get? Any clues to help me solve the problem.

03/14/19

Is it challenging to learn calculus for business?

03/14/19

How I can solve this: d^2y/dx^2+dy/dx+y=e^arcsinx?

What is the factor for the trinomial?

x^2-x-20my question is how do you solve this because I’m trying to help my students solve this

Solve and round (question in description)

A radio active isotope decays according to the exponential decay equation where t is in days.    Round to the thousandths place.    For the half life: The half life is the solution (t) of the... more

where does the parabola y=x^2+4x-9 intersect the line y=4x

i need coordinates not equations please

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