Evaluate the expression for the given replacement values.(x + 4y)2 for x = 4, y = 3
A. 64
B. 256
C. 16
D. 32
Answer: B
Mathematics
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At what points is the given function continuous?f(x, y) = 
A. All (x, y) such that 2x + 2y ? 0 B. All (x, y) such that x + y ? 0 C. All (x, y) such that 2x + 2y ? 0 D. All (x, y)
Mathematics
Add the following fractions:
1 1 1 2 1 a. Ä + Ä c. Ä + Ä + ÄÄ 3 5 3 5 15 2 1 b. Ä + Ä 7 3
Mathematics
Solve by using the addition and multiplication properties of inequalities.30n - 35 ? 5(5n - 13)
A. n ? -6 B. n ? -6 C. n < -6 D. n > -6
Mathematics
Subtract. Write the answer in lowest terms.
- 
A. 
B. 
C. 
D. 
Mathematics