CALCULUS
Lim x->4 (x^2+3x+4)/5x-12
CALCULUS
Lim x->4 (x^2+3x+4)/5x-12
CALCULUS
lim x->2 f(x) where f(x) = { x^2-x-2/ 3x-6 , x<2 } {-1 , x=2 } {x+2/4 , x>2} is f(x) continuous at x = 2 ? explain..
MATH
Solve the differential equations? (calculus) a) square root cotany/ (1+x^2)sin^5y dy/dx = e^x^3 +3x/ square root cotany b) y^2/cosx dy = e^sinx/ e^y^3-1 dx
Chem
Citric acid (H3C6H5O7) is triprotic acid which reacts with NaOH according to the balanced chemical equation shown below what volume of 0.200m Naoh is required to titrate 7.50ml of lemon juice which is 0.245 m in citric acid? H3C6H5O7+3NaOH->Na3C6H5aO7+ 3H2O
Chem
Thanks!!!
Chem
A mixture of He Ne and 3rd gas exhibit a total pressure of 486 mm hg if the partial pressure of He125mm mm hg and partial pressure of Ne is 214mm hg what is the mole fraction of the 3rd gas in container
Chemistry
Calculate the heat released when 454 g of steam at 100.0C condenses and then cools to 30.0C. State your answer in calories.
chemistry
The pH of a .10M HOBr solution is 4.8 1. What is [H+] in that solution? 2. What is [OBr-]? What is [HOBr]? (where do the H+ and OBr ions come from?) 3. what is the value of Ka for HOBr? what is the value for pKa?
physics
A battery with an emf of 14.5 V and internal resistance of 0.83 Ω is connected across a load resistor R. If the current in the circuit is 0.81 A, what is the value of R?
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