What is the domain of the function F (x) = 4 cos (2x+1) ?

A long distance telephone company advertised the rates of 5 minutes for 85¢ and 10 minutes for $1.10. Use a linear equation to find the cost of a 25 minute phone call.

10. NH3 + N2O - --> N2 + H2O

Question #8 What is the algebraic equation for the statement, "4 times the sum of x and y, plus 5 is 32"? A. 4.2 + y + 5 = 32 B 4 (2 + y + 5) = 32 C 42 (y + 5) = 32 D 4 (x + y) + 5=32

A photograph is reduced by a scale factor of 3/4. If the original length of the photograph was 18 inches, what is the length of the reduced photo?

7. A chemist weighed three separate test samples at 0.17 gram, 0.204 gram, and 2.3 grams. What is the total weight of the three samples?

Which rectangle has an area of 40 square units?

What are the common factors of 1545 and 90

Which polynomial contains the powers in descending order? A. x7 - 4x5 + 2x4 + 4x3 - 10 B. 4x3 - 4x5 + 2x4 + x7 - 10 C. x7 + 4x3 + 2x4 - 4x5 - 10 D. - 10 + 4x3 - 4x5 + 2x4 + x7

Rewrite the following in the form log (c). log (4) - log (2)

30 + 54 what is the sum of the number and the product of their gcf and another sum?