Multiply.(3a + 2c)(3a - 2c)
A. 3a2 - 2c2
B. 9a2 - 12ac - 4c2
C. 9a2 + 12ac - 4c2
D. 9a2 - 4c2
Answer: D
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Complete the ordered pair so that it is a solution of the given linear equation.x + y = 7(5, ), (7, ), (0, )
A. (5, 10), (7, 0), (0, 7) B. (5, 2), (7, 0), (0, 7) C. (5, 5), (7, 7), (0, 0) D. (5, 2), (7, 3), (0, 7)
Solve the linear programming problem.A summer camp wants to hire counselors and aides to fill its staffing needs at minimum cost. The average monthly salary of a counselor is $2400, and the average monthly salary of an aide is $1100. The camp can accommodate up to 35 staff members and needs at least 20 to run properly. The camp must have at least 10 aides and may have up to 3 aides for every 2 counselors. How many counselors and how many aides should the camp hire to minimize cost?
A. 13 counselors and 17 aides B. 19 counselors and 23 aides C. 8 counselors and 12 aides D. 13 counselors and 16 aides
Determine the truth value of the statement.(~p ? q ) ? ( p ? q )
Fill in the blank(s) with the appropriate word(s).
Find the indicated derivative.Find fz for f(x, y, z) = 2x9e(10y10 + 8z6).
A. 96x9z5e48z5 B. 96x9z5e(10y10 + 8z6) C. 48z5e8z6 D. 48z5e(10y10 + 8z6)