cari dy/dx dari (2-x^{2} )∧{4} (x∧{7} + 3)∧{3}
Matematika
niamarinda1479
Pertanyaan
cari dy/dx dari (2-x^{2} )∧{4} (x∧{7} + 3)∧{3}
1 Jawaban
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1. Jawaban Anonyme
jawab
y = (2 - x²)⁴ (x⁷+3)³
u = (2 - x²)⁴
u' = 4(-2x)(2- x²) ³
u' = -8x (2 - x²)³
v = (x⁷ + 3)³
v' = 3 (7x⁶ )(x⁷ + 3)²
v'= 21x⁶ (x⁷ + 3)²
y = u v
y' = u'v + uv'
y'= - 8x(2-x²)³ (x⁷ +3)³ + ( (2-x²)⁴ (21x⁶)(x⁷+3)²
y' = (x⁷+3)²(2-x²)³ [ 8x(x⁷+3) + (2-x²)(21 x⁶)
y' = (x⁷ +3)²(2 -x²)³ [ 8x⁸+24x + 42x⁶ - 21 x⁸]