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Published byDwain Craig Modified over 9 years ago
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Power Rule If H(x) = (3x 7 If H(x) = (3x 7 -4x) 12 /12 3x 7 then H’(x) = (3x 7 - 4x) 11 (21x 6 - 4) When differentiating, the first answer is multiplied by the derivative, g’(x).
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Power Rule If H(x) = (3x 7 If H(x) = (3x 7 -4x) 12 /12 3x 7 then H’(x) = (3x 7 -4x) 11 (21x 6 -4) 3x 7 H is an antiderivative of (3x 7 -4x) 11 (21x 6 -4)
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Anti Power Rule Thus that term must be removed when antidifferentiating.
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Anti Power Rule copy derivative is here Add one Copy
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Anti Power Rule Copy g(x) If derivative is here Add one to exponent Divide by new exponent
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The derivative of (2x-3). What is 2?
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The derivative of (2x-3).
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Anti Power Rule Copy g(x) If derivative is here Add one to exponent Divide by new exponent
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= A. (7x+2) 13 /13 B. (7x+2) 13 /13 + C C. (7x+2) 11 /13 + C D. (7x+2) 11 /11 + C
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= A. (7x+2) 13 /13 B. (7x+2) 13 /13 + C C. (7x+2) 11 /13 + C D. (7x+2) 11 /11 + C
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What is the derivative of 12x + 3 ?
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Number of cable telephones 3.2 million in 2004(t=0) Rate of growth r(t) = 3.36(t+1) 0.05 Rate of growth r(t) = 3.36(t+1) 0.05 How fast is it growing in 2008? How fast is it growing in 2008? How many cable phones in 2008? How many cable phones in 2008?
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Rate r(t)=3.36 (t+1) 0.05. How fast is it growing in 2008? r(4) = 3.36(4+1) 0.05 = million/yr r(4) = 3.36(4+1) 0.05 = million/yr
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r(t)=3.36 (t+1) 0.05 Find r(4) = mill./yr. 3.640.2
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Number of cable telephones 3.2 million in 2004(t=0) Rate of growth r(t) = 3.36(t+1) 0.05 Rate of growth r(t) = 3.36(t+1) 0.05 How fast is it growing in 2008? How fast is it growing in 2008? How many cable phones in 2008? How many cable phones in 2008?
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N(t) = A. N(t)=. B. N(t). C. N(t)
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N(t) = A. N(t)=. B. N(t). C. N(t)
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Rate r(t)=3.36 (t+1) 0.05. How many phones are there in 2008? N(t) = N(t) = = 3.36(t+1) 1.05 /1.05 + C = 3.36(t+1) 1.05 /1.05 + C = 3.2(t+1) 1.05 + C = 3.2(t+1) 1.05 + C N(0) = 3.2 + C = 3.2 so N(0) = 3.2 + C = 3.2 so
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N(0) = 3.2 + C = 3.2 C = million
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0.00.1
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N(t) = 3.2(t+1) 1.05. How many phones are there in 2008? N(t) = 3.2(t+1) 1.05 N(4) = 3.2(5) 1.05 N(4) = million subscribers
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N(t) = 3.2(t+1) 1.05 N(4) = millions
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17.341.0
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=
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= -10.00.1
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What is the derivative of 4x 2 + 12x + 3 ?
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What is the exponent?
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Now it is in the correct form.
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Anti Power Rule Copy 4x 2 +12x+3 Derivative is here Add one to exponent Divide by new exponent
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Anti Power Rule Copy 5x 3 - 1 Derivative is here Add one to exponent Divide by new exponent
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Anti Power Rule If H(x) = (3x 7 If H(x) = (3x 7 -4x) 12 3x 7 H’(x) = 12(3x 7 -4x) 11 (21x 6 -4)
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Chain Rule If H(x) =F(g(x)) then H’(x) = F’(g(x)) g’(x) H(x) is an antiderivative of F ’(g(x)) g’(x)
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Anti – Chain Rule Make sure g’(x) is there Make sure g’(x) is there Antidifferentiate F’ giving F Antidifferentiate F’ giving F Copy g(x) giving F(g(x)) Copy g(x) giving F(g(x))
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Anti Chain Rule
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Antidifferentiate cos(x) Derivative of x 2 is here Copy x 2 Copy x 2
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Anti Chain Rule Antidifferentiate sec(x)tan(x) sec(x)tan(x) Derivative of 9x is here Copy 9x Copy 9x
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Anti Chain Rule Derivative of 3x is not here!
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Anti Chain Rule Now it is in the correct form.
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Anti Chain Rule Antidifferentiate cos(x) cos(x) Derivative of 3x is here! Copy 3x Copy 3x
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Anti Chain Rule Antidifferentiate [sec(x)] 2 =sec 2 (x) [sec(x)] 2 =sec 2 (x) Derivative of sin(x) is here Copy sin(x) Copy sin(x)
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= =
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=
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= 0.50.1
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