Can anyone explain how to differentiate this? (2x^2+3) sin5x

If 40 people buy lemonade while at the food stand, what percent of the people bought lemonade? Illustrate on the number line.

Jenna multiplied four numbers together and then divided by - 2. The result was a positive value. Which of the following statements MUST be true? 1. An odd number of factors were negative. 2. None of the factors were negative. 3.

Patrick wants to buy three shirts, which were priced $49.96 each. The store will discount the price of the third shirt and then apply 7% tax to the total cost of all three shirts. including the tax, what will be the mean cost of each shirt.

Given the equation, 3 / (y - 5) = 15 / (y + 4) what is the value of y?

Jennifer painted a tabletop that is shaped like a circle. The circumference of the tabletop is 6π feet. Which measurement is closest to the area of the cover in square feet?

Write a rule to describe each transformation. A (4, 5), B (-3, 5), C (2, - 4) to A' (10, 12.5), B' (-7.5, 12.5), C' (25, 31.25).

Which of the sets of ordered pairs represents a function A = { (-4,5), (1, - 1), (2, - 2), (2, 3) } B = { (2, 2), (3, - 2), (9, 3), (9, - 3) } Answers 1. Only A 2. Only B 3. Both of them 4. Neither of them

Which of the following angles can be used to evaluate cot (-210°)

Round to the nearest whole number 863.406

The width of a rectangle is 2/5 its length. Find the dimensions if the perimeter is 42 meters.