1. The vector v has a magnitude of 11 millimeters and a direction angle of 75 degrees. Write the component AND linear combination form of vector v. Round to the nearest tenth, if necessary.

Ascientist wants to use a model to present the results of his detailed scientific investigation. why would a model be useful? a )because the model makes the concepts easier to understand b) because the model is easy to put together and to use c) because the model prevents other scientists from asking questions d) because the model requires the audience to pay full attention to it i don't know what to choose because between a and d a is much more likely than d because it only wants to get the attention of the audience. i'm confuse.

Select the conic section that represents the equation. 3x2 + 3y2 -2x + 4 = 0

Ntriangle abc, m∠a = 35° and m∠b = 40°, and a=9. which equation should you solve to find b?