y = (x+1)3
y' = 3(x+1)2
y = (x2+3) (x3-9)
y' = 5x4+9x2-18x
y = ln(x)1/4
y' = 1 / 4x
y = 9ex+6
y' = 9ex
f(x) = -cos(x)
f'(x) = sin(x)
f(x) = (3t+6)2/3
f'(x) = 2 / (3t+6)1/3
f(x) = x / (x-6)
f'(x) = -6 / (x-6)2
f(x) = 2x2ln(2x)
f'(x) = 4xln(2x)+2x
f(x) = e18
y' = 0
y = x2tan(x)
y' = x2sec2(x) + 2xtan(x)
f(x) = -2(9x2+8)1/2
f'(x) = -18x / (9s2+8)1/2
y = (5x-2) / (x2+1)
y' = (-5x2+4x+5) / (x2+1)2
y = ln(x+ (8+x2) )
y' = 1 / (8+x2)1/2
y = x4x
y' = 4x+x4xln(4)
y = 4csc(2x-1)
y' = -8cot(2x-1)csc(2x-1)
f(x) = -2(9s2+8)1/2
f'(x) = -18s / (9s2+8)1/2
f(x) = (2x+5) (x-8)1/2
f'(x) = (6x-27) / 2(x-8)1/2
f(x) = log2(1-4x)
f'(x) = -4 / (1-4x)ln(2)
f(x) = e-4/t5
f'(x) = (20 / t6) (e-4/t5)
f(x) = (tan(x)-1) / sec(x)
f'(x) = (1+tan(x)) / sec(x)
y = x2(49-x2)1/2
y' = (98x-3x3) / (49-x2)1/2
f(x) = x7 ( 1-(1 / (x+4) )
f'(x) = (7x8+50x7+84x6) / (x+4)2
y = ln( (3t+1)4 / (2t-1)5 )
y' = (-6t-22) / (3t+1) (2t-1)
y = 9 / (ex+e-x)
y' = (-9(ex-e-x) ) / (ex+e-x)2
y = 2x / (1-cot(x))
y' = (2-2cot(x)-2xcsc2(x)) / (1-cot(x))2