Add or subtract as indicated. Express the answer as a single polynomial in standard form.(14x2 + 12x - 15) + (24x + 15)
A. 50x3
B. 14x2 + 36x - 30
C. 14x2 + 12x + 30
D. 14x2 + 36x
Answer: D
Mathematics
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Find the gradient field F of the function f.f(x, y, z) = ln (x6 + y3 + z4)
A. F = 
i + 
j + 
k
B. F = 
i + 
j + 
k
C. F = 
i + 
j + 
k
D. F = 
ln ( y3 + z4)i + 
ln (x6 + z4)j + 
ln ( x6 + y3)k
Mathematics
Evaluate.
÷ 
A. 
B. 
C. 
D. 
Mathematics
Graph the function using transformations.f(x) = 
A. 
B. 
C. 
D. 
Mathematics
Translate the sentence to an equation using the variable x. Then solve the equation.When 5 times a number is subtracted from 7 times the number, the result is 18.
A. 7x - 5x = 18; 9 B. 5x(7 - x) = 18; -9 C. 5x + 9x = 18; 2 D. 5(x - 7) = 18x; 2
Mathematics