If three equal subdivisions of [-4, 2] are used, find the trapezoidal approximation of integral of (e^(-x))/2 dx from -4 to 2.

Beth took out a $20,000 loan for college she is borrowing money from two banks. bank a charges an interest rate of 8.5% bank b charges and interest rate of 10.5% after one year alice owes $1860 in interest how much money did she borrow from bank a

Present age of man is 45 years, 5 years back his age was 4 times age of his son what is present age of his son?

Find measure angle 1 and measure angle 3 in the kite the diagram is not drawn on the scale