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This is an application of trigonometry. The right angle in this case is between the wall and the floor and the hypotenuse is the ladder. The angle between the wall and the ladder can using the sine of the...
Keeping all other factors fixed, increased competition will make the demand curve that firms face flatter due to increased elasticity of the demand. By drawing a diagram depicting a firm's costs and reven...
When a question asks for rate of change, this means you need to differentiate the equation. First you need to put the equation into differentiable a form ie, with the no variables on the denominator: f(t)...
5-2x-x2=0x2+2x-5=0 (moving everything over to the other side)then using the quadratic formula (to use a whiteboard during interview)a=1, b=2, c=-5x=(-2 +/- √(2^2 - 4x1x-5))/(2x1)x=(-...
D'après moi, il faut agir vite pour réduire la pollution et sauver notre planète. Toutes nos petits gestes éco-citoyens aideront lutter contre la pollution sans cesse. Par exemple, il faut éteindre les lu...
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