Find the unknown coordinate so that the ordered pair satisfies the given equation.3x + 4y = 28, ( ? , 4)

A. -4
B. 14
C. -14
D. 4

Answer: D

Mathematics

Express as a single logarithm and, if possible, simplify.loga100 - loga 10

A. log_a 90
B. 10 log_a 100
C. log_a 10
D. log_a

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Mathematics

Solve the equation for the unknown variable.log5d = 3

A. d = 8 B. d = 243 C. d = 125 D. d = 15

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Mathematics

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

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

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Mathematics

Find the cube root.-

A. 5 B. 25 C. -5 D. -125

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Mathematics