Determine by matrix multiplication whether or not A is the proper matrix of solution values.  A = 

A. Yes
B. No


Answer: B

Mathematics

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Find the sum of the series.

A.
B.
C.
D.

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Find the exact value of the expression or state that it does not exist.cos (cos-1 0.6)

A. 2.5 B. 3.7 C. 0.6 D. 0.8

Mathematics

Factor completely, or state that the polynomial is prime.98y4 - 8y2

A. 2y2(7y - 2)2 B. 2(7y2 + 2)(7y2 - 2) C. 2y2(7y + 2)(7y - 2) D. prime

Mathematics

Solve.A tortoise traveled 0.37 miles in 2.5 hours. What is the rate in miles per hour?

A. 6.757 mph B. 0.248 mph C. 0.925 mph D. 0.148 mph

Mathematics