let f be a differentiable function such that f(1)=2 and f'(x)=(x^2+2cosx+3)^0.5. what is the value of f(4)?

What is the relationship between all triangles that can be drawn given the same three angles

Sarah used her calculator to find sin 125 degrees. she wrote down sin sin125 degrees.57. how could sarah recognize that her answer is incorrect?

Two cyclists 84 miles apart start riding toward each other at the samen time. one cycles 2 times as fast as the other. if they meet 4 hours later what is the speed (in miles) of the faster cyclists