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# Questions tagged [math-software]

1144 questions

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### OA + AB = AB vectors

OA= -2 2 OB 6 1 OC = 10 1
I drew on a diagram and I nave to use triangular law but I'm getting OA +AB = AB AND I DONT HOW TO ADD THIS BEACUAS IM TRYING TO GET AB

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### Show these equations in terms of x and y only - ∅ has to be eliminated. x=sin ∅ +cos ∅ , y=tan ∅ +cot ∅ (hint find x2y)

Can anyone do this question?
Show these equations in terms of x and y only - ∅ has to be eliminated. x=sin ∅ +cos ∅ , y=tan ∅ +cot ∅ (hint find x2y)

Gorillaman

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### Use complex numbers to produce the equilateral triangle as illustrated below with its center at the origin and one point at (3, 4).

enter image description here
thanks very much!

Jess.HILL

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### Projectile motion prolem

The graph of the equation
$$h= -at^2 + bt + c$$
which describes how the height, $h$ of a hit basketball changes over time which is $t$ is shown in the figure that is below
If You alter only the $c$ term in the given equation, which gives the…

A Cool Guy

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