Solve the system by substitution.

A. (-4, 7)
B. (7, -4)
C. (-3, 6)
D. (6, -3)


Answer: D

Mathematics

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Find the potential function f for the field F.F = -i - j - k

A. f(x, y, z) = -  + C
B. f(x, y, z) =  + C
C. f(x, y, z) =  + C
D. f(x, y, z) =  + C

Mathematics

Use your knowledge of multiplying signed numbers along with the techniques of multiplying decimals to find the product.- 12.7 × (-0.01)

A. 0.127 B. 0.0127 C. -0.127 D. -0.0127

Mathematics

Find functions f and g so that f ? g = H.H(x) = 

A.

f(x) = g(x) = 6x + 7

B.
f(x) = g(x) = 6x + 7 

C.
f(x) = 2; g(x) = 

D.
f(x) = g(x) = 2

Mathematics

Approximate to the nearest hundredth.

A. 3.15 B. -30 C. 3.16 D. 2.15

Mathematics