Perform the indicated operation.[(1.8x3 + 7.6x2 + 4.1) + (6.5x - 2.9)] - (3.7x2 -x - 9.5)
A. 1.8x3 + 3.9x2 + 7.5x + 10.7
B. 1.8x3 + 3.9x2 + 6.5x + 10.7
C. 1.8x3 + 11.3x2 + 5.5x - 8.3
D. 13.2x6 + 10.7
Answer: A
Mathematics
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Find the partial derivative of the dependent variable or function with respect to each of the independent variables.f(x, y) = (4x4y5 + 3)2
A. 
= 16x3y5; 
= 20x4y4
B. 
= 40x4y4(4x4y5 + 3); 
= 32x3y5(4x4y5 + 3)
C. 
= 2(4x4y5 + 3); 
= 2(4x4y5 + 3)
D. 
= 32x3y5(4x4y5 + 3); 
= 40x4y4(4x4y5 + 3)
Mathematics
Calculate. Round to two decimal places if necessary.
A. 8 B. 22 C. 64 D. 9
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Write an equation in slope-intercept form for the line shown.
A. y = -2x
B. y = 
x
C. y = 2x
D. y = -
x
Mathematics
Solve the equation.5x + 
= 
+ 5x
A. all real numbers
B. no solution
C. 
D. 0
Mathematics