Add or subtract as indicated. If terms are not like radicals and cannot be combined, so state. Assume all variables represent nonnegative real numbers.14
- 9
A. 5
B. 5y
C. 23y
D. 23
Answer: A
You might also like to view...
Solve the problem.Determine whether the ordered triple (7, 2, -5) is a solution of the system of equations.3x - 8y + z = 02x + 4y - 3z = 37-x + 2y - z = 2
A. Yes B. No
For the given functions f and g, find the requested function and state its domain.f(x) = 3x + 7; g(x) = 6x - 9Find f ? g.
A. (f ? g)(x) = 18x2 + 33x - 63; (-?, -63) or (-63, ?) B. (f ? g)(x) = 18x2 + 15x - 63; (-?, ?) C. (f ? g)(x) = 9x2 + 15x - 2; (-?, ?) D. (f ? g)(x) = 18x2 - 63; (-?, -63) or (-63, ?)
Solve the problem.The weekly sales in thousands of items of a product has a seasonal sales record approximated by 
(t is time in weeks with 
referring to the first week in the year). During which week(s) will the sales equal 80,600 items?
A. week 21 and week 30 B. week 30 and week 47 C. week 4 and week 47 D. week 4, week 20, and week 52
Factor out the polynomial GCF.5m(5 - m) + 4n(5 - m)
A. m(5 + 4n)(5 - 1) B. (5m - 4n)(5 - m) C. no common factor D. (5m + 4n)(5 - m)