Calculus
How do you simplify: 5*e^(-10x) - 3*e^(-20x) = 2 I'm not sure if I can take natural log of both sides to bring down the exponents.
Calculus
Hm, I've never done integrals using that method before. I'll check it.
Calculus
How do you integrate: 1/(x^2-1) dx ?
math
oh, its d! thanks so much
math
if -1/7x - 6 = 34, find the value of -2x + 3 a) -280 b) -77 c) 395 d) 563 Can you pls explain it for me too
algebra 1
please help. Write a linear equation in slope-intercept from to model the situation. A telephone company charges $28.75 per mont plus .10 cent a minute for long distance calls
math
solve each inequalitiy y+ (-5) > -6
math pls help Ms Sue
could you pls check my math 6< s +7 -1<s -8.7<y + (-12.4) 21.1<y x + 17 > 10 -7 > x 11 > j + (-19) 30>j 24.3 > g- (-14.4) 38.7> g f + (-20) > -7 f > 30
Physics
I dont know
physics
A bird is flying with a speed of 19.0 m/s over water when it accidentally drops a 2.50 kg fish. The acceleration of gravity is 9.81 m/s^2 If the altitude of the bird is 9.00 m and air resistance is disregarded, what is the speed of the fish when it hits the w...
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