Here sum free points​

For f(x)=2x+3 and g(x)=x^2- 8 find (f+g) (x)

Given sin28.4=.4756, cos28.4=.8796, and tan28.4=.5407 find the cot of 61.6

The trapezoid is composed of a rectangle and two triangles. what is the area of the rectangle? what is the total area of the triangles? what is the area of the trapezoid? a) 48 cm2; 32 cm2; 80 cm 2 b) 48 cm2; 16 cm2; 64 cm 2 c) 128 cm2; 32 cm2; 160 cm 2 d) 128 cm2; 16 cm2; 144 cm 2