Simplify the expression sin 2x + sin x + cos2x - 1.

6) x + 1 - 4 3 х + 6 Simplify

A maths test has two prolems. the first was solved by 70% of the students. The second was solved by 60%. Every student solved at least one of the problems. How many students took the test?

Compare the given dimensions of four triangles. Which triangle is possible to construct? A. side lengths of 6 m, 8 m, and 9 m B. side lengths of 4 m, 5 m, and 12 m C. side lengths of 2 m, 5 m, and 8 m D. side lengths of 4 m, 7 m, and 13 m

Bruce has a pet worm that fell into a well. The well is 26 feet deep. Each day the worm climbs up 8 feet. But each night the worm climb down 2 feet. How many days will it take for bruces worm t get to the tpo of the well

Which ordered pair could you remove from the relation { (-1, 0), (1, 3), (2, 2), (2, 3), (3, 1) } so that it becomes a function?

Spreadsheet software can be used to determine the amount of simple interest owed on a 30 day note. what mathematical operations would be used?

How many ounces of cinnamon is needed to bake cookies with 7 and 1/2 cups of flour if 1/3 ounce is cinnamon is needed for each 1 and 1/2 cups of flour?

The area of a parking lot at an amusement park is 1310 square meters. A car requires 5 square meters and a bus requires 32 square meters of space. There can be at most 135 vehicles parked at one time. If the cost to park a car is $5.

Janet drives from clarkson to humbolt in 2 hours. suppose janet drives for 10 hours. if she maintains the same driving rate can she drive more that 600 miles?

What is the answer fo this equation 5x + 8 for x = 9