Solve the equation. Express radicals in simplest form.
m2 = - 
m + 
A. ?
B. 
C. 
D. 
Answer: B
Mathematics
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Find all the first order partial derivatives for the following function.f(x, y, z) = x2y + y2z + xz2
A. 
= 2xy; 
= x2 + 2yz; 
= y2 + 2xz
B. 
= 2xy + z2; 
= x2 + yz; 
= y2 + xz
C. 
= 2y + z2; 
= x2 + 2z; 
= y2 + 2x
D. 
= 2xy + z2; 
= x2 + 2yz; 
= y2 + 2xz
Mathematics
Find the product.
? 
A. 
B. 
C. 72
D. 
Mathematics
Divide.0.21 ÷ 0.007
A. 30 B. 3 C. 0.03 D. 0.3
Mathematics
Solve the problem.A chemical solution contains 6% sodium. How much sodium is in 
of solution?
A. 4.167 mL B. 41.667 mL C. 1.5 mL D. 0.15 mL
Mathematics