Write a formula for the nth term of the arithmetic sequence. Use the formula to find the indicated term of the sequence.a = 6, d = -9;
Find a15.
A. an = 6 - 9n, a15 = -120
B. an = 15 - 9n, a15 = -48
C. an = 15 + 9n, a15 = -120
D. an = 15 - 9n, a15 = -120
Answer: D
Mathematics
You might also like to view...
Use the Instructional Algorithm for addition or subtraction to perform the operation.719 - 493
A. 226 B. 1212 C. 220 D. 126
Mathematics
Find 
in terms of 
.
Mathematics
Find the domain of the function.f(x) = x2 + 8
A. all real numbers B. {x|x > -8} C. {x|x ? -8} D. {x|x ? -8}
Mathematics
Use properties of logarithms to expand the logarithmic expression as much as possible. Where possible, evaluate logarithmic expressions without using a calculator.log3
A. log3(x - 6) - 5log3x B. log3(x - 6) -log3x C. 5log3x -log3(x - 6) D. log3(x - 6) + 5log3x
Mathematics