Is the ordered triple a solution to the given system of equations?(2, 9, -4) 2x - 5y - 9z = -5    x + y + z = 7 3x - y + 5z = 35.

A. Yes
B. No


Answer: B

Mathematics

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Compute the partial sum of the geometric series for the stated value of n. Round your answers to four decimal places.ak = 5(k-1); n= 11

A. S11 = 1.98266675 B. S11 = 7.73586675 C. S11 = 9.47486675 D. S11 = 4.16666675

Mathematics

Solve the problem.The annual precipitation for one city is normally distributed with a mean of 294 inches and a standard deviation of 3.9 inches. Find D5.

A. 301.8 in. B. 286.2 in. C. 305.7 in. D. 294 in.

Mathematics

Match the equation to the graph.

A. y = 10x B. y = ln x C. y = log x D. y = ex

Mathematics

Write in logarithmic form.2-3 = 

A. -3 = log1/8 2
B.  = log2 -3
C. -3 = log2 
D. 2 = log-3 

Mathematics