Ответ:
Объяснение:
1)y=x³-6x²-63x
y'=(x³-6x²-63x)'=(x³)'-(6x²)'-(63x)'=3x²-6*2x-63=3x²-12x-63
2)y=⅔x³-8x
y'=(⅔x³-8x)'=(⅔x³)'-(8x)'=(2/3)3x²-8=2x²-8
3)y=3x-5x²+x²
y'=(3x-5x²+x²)'=(3x)'-(5x²)'+(x²)=3-10x+2x=3-8x
4)y=3x²-9x-⅓x³
y'=(3x²-9x-⅓x³)'=(3x²)'-(9x)'-(⅓x³)'=6x-9-(1/3)*3*x²=6x-9-x²
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Answers & Comments
Ответ:
Объяснение:
1)y=x³-6x²-63x
y'=(x³-6x²-63x)'=(x³)'-(6x²)'-(63x)'=3x²-6*2x-63=3x²-12x-63
2)y=⅔x³-8x
y'=(⅔x³-8x)'=(⅔x³)'-(8x)'=(2/3)3x²-8=2x²-8
3)y=3x-5x²+x²
y'=(3x-5x²+x²)'=(3x)'-(5x²)'+(x²)=3-10x+2x=3-8x
4)y=3x²-9x-⅓x³
y'=(3x²-9x-⅓x³)'=(3x²)'-(9x)'-(⅓x³)'=6x-9-(1/3)*3*x²=6x-9-x²