expand and simplify (2x+5)(3x-4)
Why is HC3HO considered a weak acid? Why is NaOH considered a strong base? Why is Mg(NO3)2 considered a salt?
Calculate the molarity of the following. 45 grams of Na2SO4 dissolved to make 500 ml of solution 30 grams of C4H8O4 dissolved to make 450 ml of solution
the sin of theta =1/2 how do i figure out what theta is without using the calculator?
Can someone show me how to evaluate the integral from 0 to 5 of x/(x^2 + 4) dx ?
how do i evaluate the integral of the absolute value of x from -2 to 1? can someone show me? thanks.
If in the set A, 3x-4 and B 2x+5, with X is an intersect between the two sets, how do i find for x?? I already know the ans is 9, but need help with the working. Do i just bring the 4 over to 5 and change the sign then add.
what are some acheivements on islamic scientists,astronomers, geographers and mathematications?
The functional determinant of x, e^x, and e^-x is equal to??
What did the spanish farmer say to his chicken