Simplify the expression below. (-3x2 + 2x - 4) + (4x2 + 5x + 9)

Cosθ=3/5 and sinθ>0 1. what is tan θ? a. 4/3 b. 5/4 c. 5/3 d. 3/4 2. what is secθ? a. 5/3 b. 4/3 c. 5/4 d. 3/4 3. what is cotθ? a. 4/3 b. 3/4 c. 5/4 d. 5/3 4. what is cscθ? a. 4/3 b. 5/3 c. 5/4 d. 3/4

The base of the figure shown is a cube with sides that are 12 inches long. the total height of the figure is 20 inches. the slant height of the pyramid on top of the cube is 10 inches. what is the total surface area of the figure?

What is 0.326 in expanded form

A person must be at least 4 feet tall to ride an amusement park ride. Which inequality represents the height, h, of a person who cannot get on the ride

The length of a skating rink is three times it's width. its width is 10 m. what is its area

Find the number of positive integers n is less than or equal to 1000 such that 15n is a perfect square.

You estimate that 200 people attended a school concert. The actual attendance was 240 people. a. Find the percent error to the nearest tenth of a percent.

Harry had 2/3 of a candy bar. He gave 1/4 of the candy bar to James. How much does he have left? A. 1/3 B. 5/12 C. 1/4 D. 1/10

The student council buys pencils for $0.05 each and sells them for $0.25 each. Which expression represents the amount of profit the student council makes from selling p pencils? a (0.25-0.05) p b (0.25+0.05) p c 0.25p-0.05 d 0.25p+0.05

The ratio of girls to boys in the grade is 7 to 8. If there are 140 girls, how many boys are there