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f(x)= x^3; f(x)= (x+DELTAx)-f(x)/ x^3

can someone please prove the difference rule to me?d/dx[f(x)-g(x)]=d/dx f(x)- d/dx g(x) Go to the definition of a derivative:
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2. asked by Laura
3. 457 views
Can anyone please explain to me how can I find the limit of:lim [3X^2+3XdeltaX+(deltaX)^2] deltaX--->0 THANKS A LOT!!!!!!!!!!
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2. asked by eriko
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find [dy/dx] x^2Using this : limit as the change of x —-> 0 for f(x + deltax) - f(x) —————————- deltax run
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2. asked by tom
3. 469 views
A 5.0kg box slides 8.0m down a ramp, inclined at 40degrees from the horizontal. If the box slides at constant velocity, the work
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2. asked by Anonymous
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f(x)= x^3;f(x)= (x+DELTAx)-f(x)/ x^3
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2. asked by Michelle
3. 334 views
derive the formulav0=sqrt((deltaX)squared)*g)/2*deltaY
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2. asked by carlton
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"Given dy/dx=x+2y and y=0 when x=1, use Euler's method with increments of deltax=.2 to approximate when x=1.6. Show all work"
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2. asked by Drin
3. 912 views
A cart travels a constant speed of 2.80 ± 0.01 m/s for a time of 8.80 ± 0.04 sWhat is uncertainty, &deltax, in the distance, ?
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2. asked by lisa
3. 382 views
evaluate if possible the function at the given values(s) of the independent variable. Simplify the results.f(x)= square root x+5
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2. asked by kim
3. 558 views
1) The velocity of a diver just before hitting the water is -11.8 m/s, where the minus sign indicates that her motion is
1. 3 answers
2. asked by Hannah
3. 2,684 views