What interest will be earned if $6900 is invested for 7 years at 13% compounded monthly?

Consider the function f(x)=-5x+3 what is f(-2)

The ratio of the measures of the three angles in a triangle is 2: 9: 4. find the measures of the angels

Factor the polynomial 4x4 – 20x2 – 3x2 + 15 by grouping. what is the resulting expression? (4x2 + 3)(x2 – 5) (4x2 – 3)(x2 – 5) (4x2 – 5)(x2 + 3) (4x2 + 5)(x2 – 3)