The expression cos 4xcos 3x + sin 4r sin 3x is

equivalent to

Matthew brought 7 candy bars that cost $1.20 each. He paid with 9 one - dollar bills. How much change did Matthew receive?

The smallest angle of a triangle measures 35°. If this angle is 67° smaller than the largest angle, how large is the largest angle?

how do you increase 60 by 15%

Working together, 6 friends (Persis, Tyanna, Denny, Joshua, Ezequiel and Wesley) buy 14 2/5 pounds of Takis at the corner store. They divide the Takis equally among themselves. How many pounds does each friend get?

Insert the parenthesis to make the equality right: 180:300-30x9+199=205

It takes 28 minutes for 7 people to paint 7 walls.

Write three different factorizations of the numbet 16

A high school will graduate 100 students of these 52 plan on going to collegewhat percent of the students plan to go to college

14 is 7 times a number c

If you wanted to test, using a 5% significance level, whether or not a specific slope coefficient is equal to one, then you should:A. add and subtract 1.96 from the slope and check if that interval includes 1. B.