Evaluate sin57°40'.

0.8425

0.8450

0.8992

A shop has 8 different types of postcards and at least 13 of each type. how many selections of 12 postcards are there if 1. you can choose any number of each type? 2. You can choose at most one of type 1 and any number of the other types?

Add (2a + 8) + (4b + 5). Simplify your answer.

If g (x) = (2 + 3x + x1/2) (5 - x + x1/4), what is g ' (16) ? a.-486 b. - 2547/32 c. 387/16 d 5289/256 None of These

The sum of numbers x, y, and z is 50. The ratio of x to y is 1:4, and the ratio of y to z is 4:5. what is the value of y?

Which of the following is an extremely important design element to have in an experimental study? Check all that apply. a. Treatments that are imposed by the experimenterb. A placeboc. Groups which are exactly the same sized.

The sum of 5 consecutive odd numbers is 505

The equation d = - 6t + 10 represents the distance d, in miles, Ralph walks from the library to his house in t hours. His sister, Joan, leaves the library right after Ralph. She rides her bicycle from the library to their house at a constant rate.

How to find the length for the area on a polygon

In a restaurant, a study found that 42% of patrons smoked. if the seating capacity is 60 people, about how many people smoke

Shanna's collection of antique pottery has increased in value over the past two years. Two years ago, the value of her collection was $755. If the value increased 5% during the first year and 7% during the next year, what is the current value?