Tìm x :
sin^2 x + 2sinxcosx - 2cos^2 x =0

Chanelle deposits $7,500 into the bank. she does not withdraw or deposit money for 6 years. she earns 6% interest during that time. what will the balance be when she is finally able to withdraw her money?

Aline has a slope of 1/4 and passes through point (0.4,-1/2). what is the value of the y-intercept?

Its due ! write an equation in which the quadratic expression 2x^2-2x 12 equals 0. show the expression in factored form and explain what your solutions mean for the equation. show your work.