Find the angle between vector u = 3i + sqrt 3j and vector v=-2i-5j to the nearest degree a) 82 degrees b) 38 degrees c) 142 degrees d) 98 degrees

Can someone solve this equation - 101=7+3 (-4+4n) I need to know how you solved it too

The average person drinks 1 pint of milk a day. at this rate, how many gallons will a person drink in a leap year (366 days) ?

A cheetah runs at a speed of 49 miles for every hour. If the distance traveled, in miles, is d and time, in hours, is t, which equation shows the relationship between d and t? d = 49 + t t = 49 + d d = 49t t = 49d

What is the expression when x=3, y=-4, z=-6 in fractions

Solve, 4x-10+2x-20=90

Is 18 a polynomial? Explain your reasoning

Simplify the next two expressions 1. 2x + 5 (3x - 2) - 10x - 30 2. 10x - 23 + 40y + 23 - 10 - 2x - 10y

Rita has a collection of 96 coins consisting of nickels, dimes, and quarters. The number of dimes is 2 more than one third the number of nickels, and the number of quarters is twice the number of dimes.

If the scale used on the blue print is 2in = 3ft. what is the measure of the door that is 5in on the blue

Brainliest!! A passenger train and a freight train leave at the same time from stations that are 270 km apart. The trains are travelling toward each other, and the rate of the passenger train is twice the rate of the freight train.